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href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Bronquíolo rootpage-Bronquíolo skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Saltar ao contido</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Sitio"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Menú principal" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Menú principal</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Menú principal</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">mover á barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">agochar</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navegación </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Portada" title="Visitar a páxina principal [z]" accesskey="z"><span>Portada</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Portal_da_comunidade" title="Información acerca do proxecto, do que pode facer e dos lugares onde atopar as cousas"><span>Portal da comunidade</span></a></li><li id="n-A-Taberna" class="mw-list-item"><a href="/wiki/Wikipedia:A_Taberna"><span>A Taberna</span></a></li><li id="n-currentevents" class="mw-list-item"><a href="/wiki/Wikipedia:Actualidade" title="Información acerca de acontecementos de actualidade"><span>Actualidade</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Especial:Cambios_recentes" title="A lista de modificacións recentes no wiki [r]" accesskey="r"><span>Cambios recentes</span></a></li><li id="n-Artigos-de-calidade" class="mw-list-item"><a href="/wiki/Wikipedia:Artigos_de_calidade"><span>Artigos de calidade</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Especial:Ao_chou" title="Cargar unha páxina ao chou [x]" accesskey="x"><span>Páxina ao chou</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Wikipedia:Axuda" title="O lugar para informarse"><span>Axuda</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Portada" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="a Wikipedia en galego" src="/static/images/mobile/copyright/wikipedia-tagline-gl.svg" width="118" height="13" style="width: 7.375em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Especial:Procurar" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Procurar neste wiki [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Procura</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Procurar en Wikipedia" aria-label="Procurar en Wikipedia" autocapitalize="sentences" title="Procurar neste wiki [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Especial:Procurar"> </div> <button class="cdx-button cdx-search-input__end-button">Procurar</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Ferramentas persoais"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Aparencia"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Cambia a aparencia do tamaño da fonte, o ancho e a cor da páxina" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Aparencia" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Aparencia</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=gl.wikipedia.org&uselang=gl" class=""><span>Doazóns</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Crear_unha_conta&returnto=Bronqu%C3%ADolo" title="É recomendable que cree unha conta e acceda ao sistema, se ben non é obrigatorio" class=""><span>Crear unha conta</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Iniciar_sesi%C3%B3n&returnto=Bronqu%C3%ADolo" title="É recomendable que se rexistre, se ben non é obrigatorio [o]" accesskey="o" class=""><span>Acceder ao sistema</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Máis opcións" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Ferramentas persoais" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Ferramentas persoais</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menú de usuario" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=gl.wikipedia.org&uselang=gl"><span>Doazóns</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Crear_unha_conta&returnto=Bronqu%C3%ADolo" title="É recomendable que cree unha conta e acceda ao sistema, se ben non é obrigatorio"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Crear unha conta</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Iniciar_sesi%C3%B3n&returnto=Bronqu%C3%ADolo" title="É recomendable que se rexistre, se ben non é obrigatorio [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Acceder ao sistema</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Páxinas para os editores sen a sesión iniciada <a href="/wiki/Axuda:Introduci%C3%B3n" aria-label="Máis información sobre a edición"><span>máis información</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Especial:As_mi%C3%B1as_contribuci%C3%B3ns" title="Unha lista das modificacións feitas desde este enderezo IP [y]" accesskey="y"><span>Contribucións</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Especial:A_mi%C3%B1a_conversa" title="Conversa acerca de edicións feitas desde este enderezo IP [n]" accesskey="n"><span>Conversa</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Sitio"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contidos" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contidos</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mover á barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">agochar</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inicio</div> </a> </li> <li id="toc-Estrutura" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Estrutura"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Estrutura</span> </div> </a> <ul id="toc-Estrutura-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bronquíolos_primarios" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bronquíolos_primarios"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Bronquíolos primarios</span> </div> </a> <ul id="toc-Bronquíolos_primarios-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bronquíolos_terminais" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bronquíolos_terminais"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Bronquíolos terminais</span> </div> </a> <ul id="toc-Bronquíolos_terminais-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bronquíolos_respiratorios" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bronquíolos_respiratorios"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Bronquíolos respiratorios</span> </div> </a> <ul id="toc-Bronquíolos_respiratorios-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Patoloxía" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Patoloxía"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Patoloxía</span> </div> </a> <ul id="toc-Patoloxía-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Notas" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Notas"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Notas</span> </div> </a> <ul id="toc-Notas-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Véxase_tamén" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Véxase_tamén"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Véxase tamén</span> </div> </a> <button aria-controls="toc-Véxase_tamén-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Mostrar ou agochar a subsección "Véxase tamén"</span> </button> <ul id="toc-Véxase_tamén-sublist" class="vector-toc-list"> <li id="toc-Ligazóns_externas" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Ligazóns_externas"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1</span> <span>Ligazóns externas</span> </div> </a> <ul id="toc-Ligazóns_externas-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contidos" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Mostrar ou agochar a táboa de contidos" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Mostrar ou agochar a táboa de contidos</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Bronquíolo</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Ir a un artigo noutra lingua. Dispoñible en 30 linguas" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-30" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">30 linguas</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%82%D8%B5%D9%8A%D8%A8%D8%A9_%D8%B1%D8%A6%D9%8A%D8%B3%D9%8A%D8%A9" title="قصيبة رئيسية – árabe" lang="ar" hreflang="ar" data-title="قصيبة رئيسية" data-language-autonym="العربية" data-language-local-name="árabe" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D0%BD%D1%85%D0%B8%D0%BE%D0%BB%D0%B0" title="Бронхиола – búlgaro" lang="bg" hreflang="bg" data-title="Бронхиола" data-language-autonym="Български" data-language-local-name="búlgaro" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Bronhiole" title="Bronhiole – bosníaco" lang="bs" hreflang="bs" data-title="Bronhiole" data-language-autonym="Bosanski" data-language-local-name="bosníaco" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Bronqu%C3%ADol" title="Bronquíol – catalán" lang="ca" hreflang="ca" data-title="Bronquíol" data-language-autonym="Català" data-language-local-name="catalán" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%A8%DB%86%D8%B1%DB%8C%DA%86%DB%95%DB%8C_%DA%BE%DB%95%D9%88%D8%A7" title="بۆریچەی ھەوا – kurdo central" lang="ckb" hreflang="ckb" data-title="بۆریچەی ھەوا" data-language-autonym="کوردی" data-language-local-name="kurdo central" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Pr%C5%AFdu%C5%A1inky" title="Průdušinky – checo" lang="cs" hreflang="cs" data-title="Průdušinky" data-language-autonym="Čeština" data-language-local-name="checo" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%92%CF%81%CE%BF%CE%B3%CF%87%CE%AF%CE%B4%CE%B9%CE%B1" title="Βρογχίδια – grego" lang="el" hreflang="el" data-title="Βρογχίδια" data-language-autonym="Ελληνικά" data-language-local-name="grego" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Bronchiole" title="Bronchiole – inglés" lang="en" hreflang="en" data-title="Bronchiole" data-language-autonym="English" data-language-local-name="inglés" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Bronquiolo" title="Bronquiolo – español" lang="es" hreflang="es" data-title="Bronquiolo" data-language-autonym="Español" data-language-local-name="español" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Bronkiolo" title="Bronkiolo – éuscaro" lang="eu" hreflang="eu" data-title="Bronkiolo" data-language-autonym="Euskara" data-language-local-name="éuscaro" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%86%D8%A7%DB%8C%DA%98%DA%A9" title="نایژک – persa" lang="fa" hreflang="fa" data-title="نایژک" data-language-autonym="فارسی" data-language-local-name="persa" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Bronchiole" title="Bronchiole – francés" lang="fr" hreflang="fr" data-title="Bronchiole" data-language-autonym="Français" data-language-local-name="francés" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Bronkiolus" title="Bronkiolus – indonesio" lang="id" hreflang="id" data-title="Bronkiolus" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesio" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Bronchiolo" title="Bronchiolo – italiano" lang="it" hreflang="it" data-title="Bronchiolo" data-language-autonym="Italiano" data-language-local-name="italiano" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%90%D1%83%D0%B0%D1%82%D0%B0%D0%BC%D1%8B%D1%80%D1%88%D0%B0%D0%BB%D0%B0%D1%80" title="Ауатамыршалар – kazako" lang="kk" hreflang="kk" data-title="Ауатамыршалар" data-language-autonym="Қазақша" data-language-local-name="kazako" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%84%B8%EA%B8%B0%EA%B4%80%EC%A7%80" title="세기관지 – coreano" lang="ko" hreflang="ko" data-title="세기관지" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Bron%C5%9Fik" title="Bronşik – kurdo" lang="ku" hreflang="ku" data-title="Bronşik" data-language-autonym="Kurdî" data-language-local-name="kurdo" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Bronchiol%C4%97" title="Bronchiolė – lituano" lang="lt" hreflang="lt" data-title="Bronchiolė" data-language-autonym="Lietuvių" data-language-local-name="lituano" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D0%BD%D1%85%D0%B8%D0%BE%D0%BB%D0%B0" title="Бронхиола – macedonio" lang="mk" hreflang="mk" data-title="Бронхиола" data-language-autonym="Македонски" data-language-local-name="macedonio" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Oskrzeliki" title="Oskrzeliki – polaco" lang="pl" hreflang="pl" data-title="Oskrzeliki" data-language-autonym="Polski" data-language-local-name="polaco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Bronqu%C3%ADolo" title="Bronquíolo – portugués" lang="pt" hreflang="pt" data-title="Bronquíolo" data-language-autonym="Português" data-language-local-name="portugués" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D0%BD%D1%85%D0%B8%D0%BE%D0%BB%D0%B0" title="Бронхиола – ruso" lang="ru" hreflang="ru" data-title="Бронхиола" data-language-autonym="Русский" data-language-local-name="ruso" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Bronchiole" title="Bronchiole – Simple English" lang="en-simple" hreflang="en-simple" data-title="Bronchiole" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Priedu%C5%A1ni%C4%8Dka" title="Priedušnička – eslovaco" lang="sk" hreflang="sk" data-title="Priedušnička" data-language-autonym="Slovenčina" data-language-local-name="eslovaco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Bronhiol" title="Bronhiol – esloveno" lang="sl" hreflang="sl" data-title="Bronhiol" data-language-autonym="Slovenščina" data-language-local-name="esloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Bronkiol" title="Bronkiol – sueco" lang="sv" hreflang="sv" data-title="Bronkiol" data-language-autonym="Svenska" data-language-local-name="sueco" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AB%E0%B8%A5%E0%B8%AD%E0%B8%94%E0%B8%A5%E0%B8%A1%E0%B8%9D%E0%B8%AD%E0%B8%A2" title="หลอดลมฝอย – tailandés" lang="th" hreflang="th" data-title="หลอดลมฝอย" data-language-autonym="ไทย" data-language-local-name="tailandés" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D0%BD%D1%85%D1%96%D0%BE%D0%BB%D0%B0" title="Бронхіола – ucraíno" lang="uk" hreflang="uk" data-title="Бронхіола" data-language-autonym="Українська" data-language-local-name="ucraíno" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%B0%8F%E6%94%AF%E6%B0%A3%E7%AE%A1" title="小支氣管 – chinés" lang="zh" hreflang="zh" data-title="小支氣管" data-language-autonym="中文" data-language-local-name="chinés" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E7%B4%B0%E6%94%AF%E6%B0%A3%E7%AE%A1" title="細支氣管 – cantonés" lang="yue" hreflang="yue" data-title="細支氣管" data-language-autonym="粵語" data-language-local-name="cantonés" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q502704#sitelinks-wikipedia" title="Editar as ligazóns interlingüísticas" class="wbc-editpage">Editar as ligazóns</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espazos de nomes"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Bronqu%C3%ADolo" title="Ver o contido da páxina [c]" accesskey="c"><span>Artigo</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Conversa:Bronqu%C3%ADolo&action=edit&redlink=1" rel="discussion" class="new" title="Conversa acerca do contido desta páxina (a páxina aínda non existe) [t]" accesskey="t"><span>Conversa</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Cambiar a variante de lingua" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">galego</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Vistas"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Bronqu%C3%ADolo"><span>Ler</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit" title="Editar esta páxina [v]" accesskey="v"><span>Editar</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit" title="Editar o código fonte desta páxina [e]" accesskey="e"><span>Editar a fonte</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Bronqu%C3%ADolo&action=history" title="Versións anteriores desta páxina [h]" accesskey="h"><span>Ver o historial</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Ferramentas das páxinas"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Ferramentas" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Ferramentas</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Ferramentas</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mover á barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">agochar</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Máis opcións" > <div class="vector-menu-heading"> Accións </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Bronqu%C3%ADolo"><span>Ler</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item 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esta</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Especial:Cambios_relacionados/Bronqu%C3%ADolo" rel="nofollow" title="Cambios recentes nas páxinas ligadas desde esta [k]" accesskey="k"><span>Cambios relacionados</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A1xinas_especiais" title="Lista de todas as páxinas especiais [q]" accesskey="q"><span>Páxinas especiais</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Bronqu%C3%ADolo&oldid=5898454" title="Ligazón permanente a esta versión desta páxina"><span>Ligazón permanente</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Bronqu%C3%ADolo&action=info" title="Máis información sobre esta páxina"><span>Información da páxina</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Especial:Cita&page=Bronqu%C3%ADolo&id=5898454&wpFormIdentifier=titleform" title="Información sobre 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datos [g]" accesskey="g"><span>Elemento de Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Ferramentas das páxinas"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aparencia"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aparencia</div> <button 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src="//upload.wikimedia.org/wikipedia/commons/thumb/d/db/Alveoli_diagram.png/220px-Alveoli_diagram.png" decoding="async" width="220" height="184" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/db/Alveoli_diagram.png/330px-Alveoli_diagram.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/db/Alveoli_diagram.png/440px-Alveoli_diagram.png 2x" data-file-width="569" data-file-height="477" /></a><figcaption>Diagrama dos <a href="/wiki/Alv%C3%A9olo_pulmonar" title="Alvéolo pulmonar">alvéolos</a>.</figcaption></figure> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/Ficheiro:Illu_quiz_lung05.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/Illu_quiz_lung05.jpg/220px-Illu_quiz_lung05.jpg" decoding="async" width="220" height="285" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/d/df/Illu_quiz_lung05.jpg 1.5x" data-file-width="270" data-file-height="350" /></a><figcaption> 1. <a href="/wiki/Traquea_(vertebrados)" title="Traquea (vertebrados)">Traquea</a><br />2. <a href="/w/index.php?title=Bronquio_principal&action=edit&redlink=1" class="new" title="Bronquio principal (a páxina aínda non existe)">Bronquio principal</a><br />3. <a href="/w/index.php?title=Bronquio_lobular&action=edit&redlink=1" class="new" title="Bronquio lobular (a páxina aínda non existe)">Bronquio lobular</a><br />4. <a href="/w/index.php?title=Bronquio_segmentario&action=edit&redlink=1" class="new" title="Bronquio segmentario (a páxina aínda non existe)">Bronquio segmentario</a><br />5. <b>Bronquíolo</b><br />6. <a href="/w/index.php?title=Conduto_alveolar&action=edit&redlink=1" class="new" title="Conduto alveolar (a páxina aínda non existe)">Conduto alveolar</a><br />7. <a href="/wiki/Alv%C3%A9olo_pulmonar" title="Alvéolo pulmonar">Alvéolo</a>.</figcaption></figure> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/Ficheiro:Tertiary_bronchus.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Tertiary_bronchus.JPG/220px-Tertiary_bronchus.JPG" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Tertiary_bronchus.JPG/330px-Tertiary_bronchus.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Tertiary_bronchus.JPG/440px-Tertiary_bronchus.JPG 2x" data-file-width="2816" data-file-height="2112" /></a><figcaption>Sección dun bronquíolo primario.</figcaption></figure> <p>Os <b>bronquíolos</b> son as vías aéreas do <a href="/wiki/Aparato_respiratorio" class="mw-redirect" title="Aparato respiratorio">aparato respiratorio</a> que conectan os <a href="/wiki/Bronquio" title="Bronquio">bronquios</a> menores cos <a href="/w/index.php?title=Conduto_alveolar&action=edit&redlink=1" class="new" title="Conduto alveolar (a páxina aínda non existe)">condutos alveolares</a> dos <a href="/wiki/Alv%C3%A9olo_pulmonar" title="Alvéolo pulmonar">alvéolos pulmonares</a>. Son ramificacións dos bronquios, pero a diferenza dos bronquios, non conteñen <a href="/wiki/Cartilaxe" class="mw-redirect" title="Cartilaxe">cartilaxe</a> ou glándulas na súa <a href="/w/index.php?title=Submucosa&action=edit&redlink=1" class="new" title="Submucosa (a páxina aínda non existe)">submucosa</a>. A porción do pulmón ventilada por un bronquíolo denomínase lobuliño pulmonar. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Estrutura">Estrutura</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=1" title="Editar a sección: «Estrutura»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=1" title="Editar o código fonte da sección: Estrutura"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Os bronquíolos teñen aproximadamente 1 mm ou menos de diámetro e as súas paredes constan dun <a href="/wiki/Epitelio" title="Epitelio">epitelio</a> cuboideo ciliado e <a href="/wiki/M%C3%BAsculo_liso" title="Músculo liso">músculo liso</a>, pero non teñen <a href="/wiki/Cartilaxe" class="mw-redirect" title="Cartilaxe">cartilaxe</a>. Os bronquíolos primarios divídense sucesivamente dando bronquíolos terminais máis finos de 0,5 mm de diámetro ou menos. Estes á súa vez ramifícanse en bronquíolos respiratorios, que se dividen nos condutos alveolares que dan paso aos sacos alveolares. Os bronquíolos terminais supoñen a parte final das vías exclusivamente condutoras de aire do aparato respiratorio, xa que na porción seguinte ten lugar o intercambio de gases entre o aire e o sangue. </p><p>O diámetro dos bronquíolos é moi importante para o fluxo de aire. Os bronquíolos poden cambiar de diámetro debido ás contraccións e relaxacións do músculo liso das súas paredes, aumentando ou diminuíndo o fluxo de aire. Un incremento de diámetro denomínase broncodilación e é estimulada pola <a href="/wiki/Adrenalina" title="Adrenalina">adrenalina</a> (epinefrina) ou polos nervios simpáticos, e incrementa o fluxo de aire. A diminución do diámetro denomínase broncoconstrición e é estimulado pola <a href="/wiki/Histamina" title="Histamina">histamina</a>, os nervios parasimpáticos, aire frío, irritantes químicos e outros factores, e fai decrecer o fluxo de aire. </p> <div class="mw-heading mw-heading2"><h2 id="Bronquíolos_primarios"><span id="Bronqu.C3.ADolos_primarios"></span>Bronquíolos primarios</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=2" title="Editar a sección: «Bronquíolos primarios»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=2" title="Editar o código fonte da sección: Bronquíolos primarios"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Os <b>bronquíolos primarios</b> orixínanse como ramificacións dos <a href="/wiki/Bronquio" title="Bronquio">bronquios</a> terciarios ou segmentarios, polo que son aproximadamente a sétima xeración de ramificacións da árbore respiratoria. O diámetro dos bronquíolos primarios é como media de 1 mm, pero pode variar de 5 a 0,3 mm. </p><p>Son histoloxicamente diferentes dos bronquios terciarios, porque neles xa non hai <a href="/wiki/Cartilaxe" class="mw-redirect" title="Cartilaxe">cartilaxe</a> e porque teñen <a href="/wiki/C%C3%A9lula_de_Clara" title="Célula de Clara">células de Clara</a> no seu revestimento epitelial. Teñen músculo liso, pero non forma unha capa circular continua arredor do bronquíolo, senón feixes de fibras separadas, que forman unha rede co tecido conxuntivo interposto. O <a href="/wiki/Epitelio" title="Epitelio">epitelio</a> empeza como un epitelio columnar simple ciliado, pero vai mudando a un epitelio cuboidal simple a medida que os bronquíolos primarios se dividen e son cada vez máis finos. </p><p>Como non teñen cartilaxe, mantéñense abertos grazas ás fibras elásticas unidas ao <a href="/wiki/Tecido_conectivo" class="mw-redirect" title="Tecido conectivo">tecido conectivo</a> pulmonar que os rodea. O revestimento interno ou <a href="/w/index.php?title=L%C3%A1mina_propia&action=edit&redlink=1" class="new" title="Lámina propia (a páxina aínda non existe)">lámina propia</a> destes bronquíolos é delgada e sen glándulas, e está rodeada pola capa de <a href="/wiki/M%C3%BAsculo_liso" title="Músculo liso">músculo liso</a>. Conforme se fan máis pequenos, divídense formando bronquíolos terminais. </p> <div class="mw-heading mw-heading2"><h2 id="Bronquíolos_terminais"><span id="Bronqu.C3.ADolos_terminais"></span>Bronquíolos terminais</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=3" title="Editar a sección: «Bronquíolos terminais»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=3" title="Editar o código fonte da sección: Bronquíolos terminais"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Os <b>bronquíolos terminais</b> ramifícanse a partir dos bronquíolos primarios, e son o segmento máis distal da zona de condución de aire (que non fai intercambio de gases). Ramifícanse á súa vez orixinando os bronquíolos respiratorios. Os bronquíolos terminais están revestidos cun epitelio cuboideo simple que contén <a href="/wiki/C%C3%A9lula_de_Clara" title="Célula de Clara">células de Clara</a>. Os bronquíolos terminais conteñen un número limitado de células ciliadas e non teñen <a href="/wiki/C%C3%A9lula_caliciforme" title="Célula caliciforme">células caliciformes</a>. As células de Clara son células arredondadas non ciliadas e segregan proteínas que manteñen aberta a vía de aire nos bronquíolos máis pequenos. A secreción denomínase <a href="/wiki/Surfactante" title="Surfactante">surfactante</a>, e reduce a <a href="/wiki/Tensi%C3%B3n_superficial" title="Tensión superficial">tensión superficial</a>, permitindo que os bronquíolos se expandan dutrante a inspiración e non se colapsen durante a expiración. As células de Clara producen tamén <a href="/wiki/Encima" class="mw-redirect" title="Encima">encimas</a> que detoxifican substancias disolvidas no fluído respiratorio. </p> <div class="mw-heading mw-heading2"><h2 id="Bronquíolos_respiratorios"><span id="Bronqu.C3.ADolos_respiratorios"></span>Bronquíolos respiratorios</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=4" title="Editar a sección: «Bronquíolos respiratorios»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=4" title="Editar o código fonte da sección: Bronquíolos respiratorios"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Orixínanse por ramificación dos bronquíolos terminais, e eles á súa vez divídense formando os condutos alveolares que levan aos sacos alveolares, polo que son a transición entre a porción condutora da árbore respiratoria e a porción respiratoria. Son tubos curtos de 0,15 a 2 mm de diámetro, que se dividen orixinando tres xeracións de bronquíolos respiratorios nos humanos. Están revestidos por un epitelio cuboideo, que vai progresivamente perdendo altura e perdendo os <a href="/wiki/Cilio" title="Cilio">cilios</a>. As súas paredes están interrompidas polas entradas aos condutos alveolares e sacos alveolares, os cales aumentan en número en cada ramificación do bronquíolo. Nos <a href="/wiki/Alv%C3%A9olo_pulmonar" title="Alvéolo pulmonar">alvéolos</a> realízase o intercambio de gases. </p> <div class="mw-heading mw-heading2"><h2 id="Patoloxía"><span id="Patolox.C3.ADa"></span>Patoloxía</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=5" title="Editar a sección: «Patoloxía»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=5" title="Editar o código fonte da sección: Patoloxía"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Os <a href="/w/index.php?title=Broncoespasmo&action=edit&redlink=1" class="new" title="Broncoespasmo (a páxina aínda non existe)">broncoespasmos</a>, que son constricións dos bronquíolos que poden causar a morte, prodúcense cando o músculo liso do bronquíolo se contrae, estreitando moito o diámetro dos bronquíolos. A causa máis común é a <a href="/wiki/Asma_(doenza)" title="Asma (doenza)">asma</a>. O broncoespasmo trátase comunmente con <a href="/wiki/Broncodilatador" title="Broncodilatador">broncodilatadores</a> e terapia de oxíxeno. </p><p>A <a href="/wiki/Inflamaci%C3%B3n" title="Inflamación">inflamación</a> dos bronquíolos denomínase <a href="/wiki/Bronquiolite" title="Bronquiolite">bronquiolite</a>. As enfermidades que afectan aos bronquíolos son principalmente as seguintes: <a href="/wiki/Asma_(doenza)" title="Asma (doenza)">asma</a>, <a href="/wiki/Bronquiolite_obliterante" title="Bronquiolite obliterante">bronquiolite obliterante</a>, infeccións por <a href="/w/index.php?title=Virus_respiratorio_sincitial&action=edit&redlink=1" class="new" title="Virus respiratorio sincitial (a páxina aínda non existe)">virus respiratorio sincitial</a> ou <a href="/wiki/Gripe" title="Gripe">gripe</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Notas">Notas</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=6" title="Editar a sección: «Notas»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=6" title="Editar o código fonte da sección: Notas"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Saladin, Kenneth S. Anatomy & Physiology: the Unity of Form and Function. Nova York, NY: McGraw-Hill, 2007.</li> <li>Dudek, Ronald W. <i>High-Yield Histology</i>, 3rd ed. (2004). <a href="/wiki/Especial:Fontes_bibliogr%C3%A1ficas/0781747635" class="internal mw-magiclink-isbn">ISBN 0-7817-4763-5</a></li> <li>Gartner, Leslie P. e James L. Hiatt. <i>Color Atlas of Histology</i>, 3rd ed. (2000). <a href="/wiki/Especial:Fontes_bibliogr%C3%A1ficas/0781735092" class="internal mw-magiclink-isbn">ISBN 0-7817-3509-2</a></li> <li>Gartner, Leslie P. e James L. Hiatt. <i>Color Textbook of Histology</i> (2001). <a href="/wiki/Especial:Fontes_bibliogr%C3%A1ficas/0721688063" class="internal mw-magiclink-isbn">ISBN 0-7216-8806-3</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Véxase_tamén"><span id="V.C3.A9xase_tam.C3.A9n"></span>Véxase tamén</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=7" title="Editar a sección: «Véxase tamén»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=7" title="Editar o código fonte da sección: Véxase tamén"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Ligazóns_externas"><span id="Ligaz.C3.B3ns_externas"></span>Ligazóns externas</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bronqu%C3%ADolo&veaction=edit&section=8" title="Editar a sección: «Ligazóns externas»" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Bronqu%C3%ADolo&action=edit&section=8" title="Editar o código fonte da sección: Ligazóns externas"><span>editar a fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>BUHistology - 13607loa <a rel="nofollow" class="external autonumber" href="http://www.bu.edu/histology/p/13607loa.htm">[1]</a></li></ul> <div role="navigation" class="navbox" aria-labelledby="Sistemas_e_órganos" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div class="plainlinks hlist navbar mini"><ul><li class="nv-ver"><a href="/wiki/Modelo:Sistemas_e_%C3%B3rganos" title="Modelo:Sistemas e órganos"><abbr title="Ver o modelo">v</abbr></a></li><li class="nv-conversa"><a href="/w/index.php?title=Conversa_modelo:Sistemas_e_%C3%B3rganos&action=edit&redlink=1" class="new" title="Conversa modelo:Sistemas e órganos (a páxina aínda non existe)"><abbr title="Conversa do modelo">c</abbr></a></li><li class="nv-editar"><a class="external text" href="https://gl.wikipedia.org/w/index.php?title=Modelo:Sistemas_e_%C3%B3rganos&action=edit"><abbr title="Editar o modelo">e</abbr></a></li></ul></div><div id="Sistemas_e_órganos" style="font-size:114%;margin:0 4em"><a href="/wiki/Anatom%C3%ADa_humana" title="Anatomía humana">Sistemas</a> e <a href="/wiki/%C3%93rgano" title="Órgano">órganos</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Terminologia_Anatomica" title="Terminologia Anatomica">TA</a> 2-4:<br /><a href="/wiki/Sistema_locomotor" title="Sistema locomotor">Músculo-esquelético</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:WhiteSmoke;"><div style="padding:0em 0.75em;"><a href="/w/index.php?title=Esqueleto_humano&action=edit&redlink=1" class="new" title="Esqueleto humano (a páxina aínda non existe)">Sistema esquelético</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/%C3%93so" title="Óso">Óso</a> (<a href="/wiki/Carpo" title="Carpo">Carpo</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Clav%C3%ADcula" title="Clavícula">Clavícula</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/F%C3%A9mur" title="Fémur">Fémur</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Peron%C3%A9" title="Peroné">Peroné</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/%C3%9Amero" title="Úmero">Úmero</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Mand%C3%ADbula" title="Mandíbula">Mandíbula</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Metacarpo" title="Metacarpo">Metacarpo</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Metatarso" title="Metatarso">Metatarso</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Cadea_de_%C3%B3sos_do_o%C3%ADdo" title="Cadea de ósos do oído">Cadea de ósos do oído</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/R%C3%B3tula" title="Rótula">Rótula</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Falanxe_(%C3%B3sos)" title="Falanxe (ósos)">Falanxes</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Radio_(%C3%B3so)" title="Radio (óso)">Radio</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Cranio" title="Cranio">Cranio</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Tarso_(anatom%C3%ADa)" title="Tarso (anatomía)">Tarso</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Tibia" title="Tibia">Tibia</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/C%C3%BAbito" title="Cúbito">Cúbito</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Costela" title="Costela">Costela</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/V%C3%A9rtebra" title="Vértebra">Vértebra</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Pelve" title="Pelve">Pelve</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Esterno" title="Esterno">Esterno</a>) <span style="font-weight:bold;">·</span>  <a href="/wiki/Cartilaxe" class="mw-redirect" title="Cartilaxe">Cartilaxe</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:WhiteSmoke;"><div style="padding:0em 0.75em;"><a href="/wiki/Articulaci%C3%B3n_(anatom%C3%ADa)" title="Articulación (anatomía)">Articulacións</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/w/index.php?title=Articulaci%C3%B3n_fibrosa&action=edit&redlink=1" class="new" title="Articulación fibrosa (a páxina aínda non existe)">Articulación fibrosa</a> <span style="font-weight:bold;">·</span>  <a href="/w/index.php?title=Articulaci%C3%B3n_cartilaxinosa&action=edit&redlink=1" class="new" title="Articulación cartilaxinosa (a páxina aínda non existe)">Articulación cartilaxinosa</a> <span style="font-weight:bold;">·</span>  <a href="/w/index.php?title=Articulaci%C3%B3n_sinovial&action=edit&redlink=1" class="new" title="Articulación sinovial (a páxina aínda non existe)">Articulación sinovial</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:Linen;"><div style="padding:0em 0.75em;"><a href="/wiki/Sistema_muscular" title="Sistema muscular">Sistema muscular</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/M%C3%BAsculo" title="Músculo">Músculo</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Tend%C3%B3n" title="Tendón">Tendón</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/M%C3%BAsculo_diafragma" title="Músculo diafragma">Diafragma</a></div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">TA 5-11:<br /><a href="/w/index.php?title=Espl%C3%A1ncnico&action=edit&redlink=1" class="new" title="Espláncnico (a páxina aínda non existe)">espláncnico</a>/<br /><a href="/w/index.php?title=V%C3%ADscera&action=edit&redlink=1" class="new" title="Víscera (a páxina aínda non existe)">vísceras</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;"><div style="padding:0em 0.75em;">principalmente<br /><a href="/wiki/Cavidade_tor%C3%A1cica" title="Cavidade torácica">Torácica</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:MistyRose;"><div style="padding:0em 0.75em;"><a href="/wiki/Aparato_respiratorio" class="mw-redirect" title="Aparato respiratorio">Aparato respiratorio</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><i>Tracto respiratorio superior</i> (<a href="/wiki/Nariz" title="Nariz">nariz</a>, <a href="/wiki/Farinxe" title="Farinxe">farinxe</a>, <a href="/wiki/Larinxe" title="Larinxe">larinxe</a>) <span style="font-weight:bold;">·</span>  <i>Tracto respiratorio inferior</i> (<a href="/wiki/Traquea_(vertebrados)" title="Traquea (vertebrados)">traquea</a>, <a href="/wiki/Bronquio" title="Bronquio">bronquio</a>, <a href="/wiki/Pulm%C3%B3n" title="Pulmón">pulmón</a>)</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;"><div style="padding:0em 0.75em;">principalmente<br /><a href="/wiki/Cavidade_abdomino-p%C3%A9lvica" title="Cavidade abdomino-pélvica">Abdominopélvica</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Aparato_dixestivo+glándulas_anexas" scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:#fd6;"><div style="padding:0em 0.75em;"><a href="/wiki/Aparato_dixestivo" class="mw-redirect" title="Aparato dixestivo">Aparato dixestivo</a>+<br />glándulas anexas</div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Boca" title="Boca">Boca</a> (<a href="/wiki/Gl%C3%A1ndula_salivar" title="Glándula salivar">glándula salivar</a>, <a href="/wiki/Lingua_(anatom%C3%ADa)" title="Lingua (anatomía)">lingua</a>) <span style="font-weight:bold;">·</span>  <i>Tubo dixestivo superior</i> (<a href="/wiki/Farinxe" title="Farinxe">farinxe</a>, <a href="/wiki/Es%C3%B3fago" title="Esófago">esófago</a>, <a href="/wiki/Est%C3%B3mago" title="Estómago">estómago</a>) <span style="font-weight:bold;">·</span>  <i>Tubo dixestivo inferior</i> (<a href="/wiki/Intestino_delgado" title="Intestino delgado">intestino delgado</a>, <a href="/wiki/Ap%C3%A9ndice_vermiforme" title="Apéndice vermiforme">apéndice</a>, <a href="/wiki/Colon" title="Colon">colon</a>, <a href="/wiki/Recto" title="Recto">recto</a>, <a href="/wiki/Ano_humano" class="mw-redirect" title="Ano humano">ano</a>) <span style="font-weight:bold;">·</span>  <i>Glándulas accesorias</i> (<a href="/wiki/F%C3%ADgado" title="Fígado">fígado</a>, <a href="/wiki/Ves%C3%ADcula_biliar" title="Vesícula biliar">vesícula biliar</a>, <a href="/wiki/P%C3%A1ncreas" title="Páncreas">páncreas</a>)</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:#BBEEBB;"><div style="padding:0em 0.75em;"><a href="/w/index.php?title=Sistema_xenito-urinario&action=edit&redlink=1" class="new" title="Sistema xenito-urinario (a páxina aínda non existe)">XU</a>: <a href="/wiki/Aparato_urinario" class="mw-redirect" title="Aparato urinario">Aparato urinario</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Ril" title="Ril">Ril</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Ur%C3%A9ter" title="Uréter">Uréter</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Vexiga_urinaria" title="Vexiga urinaria">Vexiga</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Uretra" title="Uretra">Uretra</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:#BBEEBB;"><div style="padding:0em 0.75em;"><a href="/w/index.php?title=Sistema_xenito-urinario&action=edit&redlink=1" class="new" title="Sistema xenito-urinario (a páxina aínda non existe)">XU</a>: <a href="/wiki/Sistema_reprodutor" title="Sistema reprodutor">Sistema reprodutor</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Sistema_reprodutor_feminino" class="mw-redirect" title="Sistema reprodutor feminino">Femia</a> (<a href="/wiki/%C3%9Atero" title="Útero">útero</a>, <a href="/wiki/Vulva" title="Vulva">vulva</a>, <a href="/wiki/Ovario" title="Ovario">ovario</a>, <a href="/wiki/Trompa_de_Falopio" title="Trompa de Falopio">trompa de Falopio</a>, <a href="/wiki/Placenta" title="Placenta">placenta</a>) <span style="font-weight:bold;">·</span>  <a href="/wiki/Sistema_reprodutor_masculino" class="mw-redirect" title="Sistema reprodutor masculino">Macho</a> (<a href="/wiki/Escroto" title="Escroto">escroto</a>, <a href="/wiki/Pene" title="Pene">pene</a>, <a href="/wiki/Pr%C3%B3stata" title="Próstata">próstata</a>, <a href="/wiki/Test%C3%ADculo" title="Testículo">testículo</a>, <a href="/wiki/Ves%C3%ADcula_seminal" title="Vesícula seminal">vesícula seminal</a>, <a href="/wiki/Gl%C3%A1ndula_bulbouretral" title="Glándula bulbouretral">glándula bulbouretral</a>)</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;"><div style="padding:0em 0.75em;"><a href="/wiki/Sistema_end%C3%B3crino" title="Sistema endócrino">Sistema endócrino</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Gl%C3%A1ndula_pituitaria" class="mw-redirect" title="Glándula pituitaria">Pituitaria</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Gl%C3%A1ndula_pineal" title="Glándula pineal">Pineal</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Gl%C3%A1ndula_tiroide" class="mw-redirect" title="Glándula tiroide">Tiroide</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Gl%C3%A1ndula_paratiroide" class="mw-redirect" title="Glándula paratiroide">Paratiroide</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Gl%C3%A1ndula_suprarrenal" title="Glándula suprarrenal">Suprarrenal</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Illote_de_Langerhans" title="Illote de Langerhans">Illotes de Langerhans</a></div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">TA 12-16</th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:MistyRose;"><div style="padding:0em 0.75em;"><a href="/wiki/Sistema_circulatorio" class="mw-redirect" title="Sistema circulatorio">Sistema circulatorio</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;background:MistyRose;"><div style="padding:0em 0.75em;"><a href="/wiki/Sistema_circulatorio" class="mw-redirect" title="Sistema circulatorio">Sistema cardiovascular</a></div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><i>periférico</i> (<a href="/wiki/Arteria" title="Arteria">arteria</a>, <a href="/wiki/Vea" title="Vea">vea</a>) <span style="font-weight:bold;">·</span>  <a href="/wiki/Coraz%C3%B3n" title="Corazón">Corazón</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;background:MistyRose;;background-color: LightGreen"><div style="padding:0em 0.75em;"><a href="/wiki/Sistema_linf%C3%A1tico" title="Sistema linfático">Sistema linfático</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><i>primario</i> (<a href="/wiki/Medula_%C3%B3sea" title="Medula ósea">medula ósea</a>, <a href="/wiki/Timo" title="Timo">timo</a>) <span style="font-weight:bold;">·</span>  <i>secundario</i> (<a href="/wiki/Bazo" title="Bazo">bazo</a>, <a href="/wiki/Ganglio_linf%C3%A1tico" title="Ganglio linfático">ganglio linfático</a>)</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:LemonChiffon;"><div style="padding:0em 0.75em;">N/S</div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Sistema_nervioso" title="Sistema nervioso">Sistema nervioso</a> (<a href="/wiki/Cerebro" title="Cerebro">cerebro</a>, <a href="/wiki/Medula_espi%C3%B1al" title="Medula espiñal">medula espiñal</a>, <a href="/wiki/Nervio" title="Nervio">nervio</a>) <span style="font-weight:bold;">·</span>  <a href="/wiki/Sistema_sensorial" title="Sistema sensorial">Sistema sensorial</a> (<a href="/wiki/Orella" title="Orella">orella</a>, <a href="/wiki/Ollo" title="Ollo">ollo</a>)</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;;background:Linen;"><div style="padding:0em 0.75em;"><a href="/wiki/Sistema_tegumentario" title="Sistema tegumentario">Sistema integumentario</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Pel" title="Pel">Pel</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Hipoderma" title="Hipoderma">Tecido subcutáneo</a> <span style="font-weight:bold;">·</span>  <a href="/wiki/Seo_(anatom%C3%ADa)" title="Seo (anatomía)">Seo</a> (<a href="/wiki/Gl%C3%A1ndula_mamaria" class="mw-redirect" title="Glándula mamaria">glándula mamaria</a>)</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Non-TA</th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Sistema_inmunitario" title="Sistema inmunitario">Sistema inmunitario</a></div></td></tr></tbody></table></div> <div role="navigation" class="navbox" aria-labelledby="Control_de_autoridades" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th id="Control_de_autoridades" scope="row" class="navbox-group" style="width:1%;width: 12%; text-align:center;"><a href="/wiki/Axuda:Control_de_autoridades" title="Axuda:Control de autoridades">Control de autoridades</a></th><td class="navbox-list navbox-odd plainlinks" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><span style="white-space:nowrap;"><span typeof="mw:File"><a href="https://www.wikidata.org/wiki/Wikidata:Main_Page" title="Wikidata"><img alt="Wd" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Wikidata-logo.svg/20px-Wikidata-logo.svg.png" decoding="async" width="20" height="11" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Wikidata-logo.svg/30px-Wikidata-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Wikidata-logo.svg/40px-Wikidata-logo.svg.png 2x" data-file-width="1050" data-file-height="590" /></a></span>: <span class="uid"><a href="https://www.wikidata.org/wiki/Q502704" class="extiw" title="wikidata:Q502704">Q502704</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Biblioteca_Nacional_Central_de_Florencia" title="Biblioteca Nacional Central de Florencia">BNCF</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://thes.bncf.firenze.sbn.it/termine.php?id=41786">41786</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Biblioteca_Nacional_de_Francia" title="Biblioteca Nacional de Francia">BNF</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://catalogue.bnf.fr/ark:/12148/cb12492151n">12492151n</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Encyclop%C3%A6dia_Britannica" title="Encyclopædia Britannica">EBID</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.britannica.com/science/bronchiole">ID</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/JSTOR" title="JSTOR">JSTOR</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://web.archive.org/web/*/https://www.jstor.org/topic/bronchioles">bronchioles</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Library_of_Congress_Control_Number" title="Library of Congress Control Number">LCCN</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/sh93006340">sh93006340</a></span></span></span></li> <li><span style="white-space:nowrap;">MAG: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://web.archive.org/web/*/https://academic.microsoft.com/v2/detail/2780957178">2780957178</a></span></span></span></li></ul> </div></td></tr></tbody></table></div><div role="navigation" class="navbox" aria-labelledby="Identificadores" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th id="Identificadores" scope="row" class="navbox-group" style="width:1%;width: 12%; text-align:center;">Identificadores</th><td class="navbox-list navbox-odd plainlinks" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><span style="white-space:nowrap;"><a href="/w/index.php?title=Foundational_Model_of_Anatomy&action=edit&redlink=1" class="new" title="Foundational Model of Anatomy (a páxina aínda non existe)">FMA</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="http://purl.org/sig/ont/fma/fma7410">7410</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Medical_Subject_Headings" title="Medical Subject Headings">MeSH</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://meshb.nlm.nih.gov/record/ui?ui=D055745">D055745</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Medical_Subject_Headings" title="Medical Subject Headings">MeSH</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://id.nlm.nih.gov/mesh/A04.411.125.500">A04.411.125.500</a></span></span></span></li> <li><span style="white-space:nowrap;">NCIt: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C12684">C12684</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Terminologia_Anatomica" title="Terminologia Anatomica">TA</a>: <span class="uid"><span class="plainlinks"><a class="external text" href="https://wikidata-externalid-url.toolforge.org/?p=1323&url_prefix=https:%2F%2Fwww.unifr.ch%2Fifaa%2FPublic%2FEntryPage%2FTA98%20Tree%2FEntity%20TA98%20EN%2F&url_suffix=%20Entity%20TA98%20EN.htm&id=A06.5.02.026">A06.5.02.026</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Uberon" title="Uberon">Uberon</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="http://purl.obolibrary.org/obo/UBERON_0002186">0002186</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Unified_Medical_Language_System" title="Unified Medical Language System">UMLS</a>: <span class="uid"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://ncim-stage.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20Metathesaurus&code=C0006270">C0006270</a></span></span></span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Traído desde «<a dir="ltr" href="https://gl.wikipedia.org/w/index.php?title=Bronquíolo&oldid=5898454">https://gl.wikipedia.org/w/index.php?title=Bronquíolo&oldid=5898454</a>»</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Especial:Categor%C3%ADas" title="Especial:Categorías">Categoría</a>: <ul><li><a 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