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class="content-holder"> <div class="jf" id="jf1"></div> <h1>tympanic sulcus</h1> <div id="MainTxt"> <div id=Definition> <section data-src="wkMed"><h2>tympanic sulcus</h2> [TA] <div class="ds-single">the groove on the inner aspect of the tympanic part of the temporal bone in which the tympanic membrane is fixed.</div><div class="ds-single"> Synonym(s): <a href="tympanic+sulcus">sulcus tympanicus</a> [TA], <a href="tympanic+sulcus">tympanic groove</a></div><div class="cprh"><span class="i A cpr"></span>Farlex Partner Medical Dictionary © Farlex 2012</div></section> </div> </div> <aside style="margin-top:1rem"> <br><br> Want to thank TFD for its existence? <a href="mailto:?subject=TheFreeDictionary&body=">Tell a friend about us</a>, add a link to this page, or visit <a href="https://www.thefreedictionary.com/lookup.htm">the webmaster's page for free fun content</a>. <br><br> Link to this page: <textarea style="direction:ltr" rows=3 readonly=readonly onclick="this.focus();this.select()"><a 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id="browsers"> <div class="block width34"> <div class="heading-block"> <strong class="title">Mentioned in</strong> <a href="//www.thefreedictionary.com/_/help/help3.htm#324" class="link">?</a> </div> <div class="list-holder height240"> <ul><li><a href="fibrocartilaginous+ring+of+tympanic+membrane">fibrocartilaginous ring of tympanic membrane</a></li><li><a href="Gerlach%2c+Joseph">Gerlach, Joseph</a></li><li><a href="limbus+of+tympanic+membrane">limbus of tympanic membrane</a></li><li><a href="trabecular+reticulum">trabecular reticulum</a></li><li><a href="tubal+tonsil">tubal tonsil</a></li><li><a href="valve+of+vermiform+appendix">valve of vermiform appendix</a></li></ul> </div> </div> <div class="block width61"> <div class="heading-block"> <strong class="title">References in periodicals archive</strong> <a href="//www.thefreedictionary.com/_/help/help3.htm#325" class="link">?</a> </div> <div class="list-holder height240"> <DIV class=lit>Bony erosions ranging from 5 to 15 mm were seen just lateral to the <span class=highlight>tympanic sulcus</span> in 8 of the 16 ears (50%).<div class=lit_links><a href="https://www.thefreelibrary.com/Clinical+characteristics+and+follow-up+of+patients+with+external+ear...-a0459635059">Clinical characteristics and follow-up of patients with external ear canal cholesteatoma treated conservatively</a></div></DIV><DIV class=lit>The inner surface is grooved by the <span class=highlight>tympanic sulcus</span> for the attachment of the tympanic membrane, and two bulges, the tympanic tubercles, may be evident.<div class=lit_links><a href="https://www.thefreelibrary.com/Foramen+tympanicum+or+foramen+of+Huschke%3A+a+bioarchaeological+study+on...-a0423372592">Foramen tympanicum or foramen of Huschke: a bioarchaeological study on human skeletons from an iron age cemetery at Tabriz Kabud mosque zone</a></div></DIV><div data-periodicals="0"></div> </div> </div> <br> <div class="block width34"> <div class="heading-block"> <strong class="title">Medical browser</strong> <a href="//www.thefreedictionary.com/_/help/help3.htm#326" class="link">?</a> </div> <div class="list-holder height240"> <ul><li>▲</li><li><a href="tympanic+antrum">tympanic antrum</a></li><li><a href="tympanic+aperture+of+canaliculus+for+chorda+tympani">tympanic aperture of canaliculus for chorda tympani</a></li><li><a href="tympanic+bone">tympanic bone</a></li><li><a href="tympanic+canaliculus">tympanic canaliculus</a></li><li><a href="tympanic+cavity">tympanic cavity</a></li><li><a href="tympanic+cells">tympanic cells</a></li><li><a href="tympanic+enlargement">tympanic enlargement</a></li><li><a href="tympanic+ganglion">tympanic ganglion</a></li><li><a href="tympanic+gland">tympanic gland</a></li><li><a href="tympanic+lamella+(of+osseous+spiral+lamina)">tympanic lamella (of osseous spiral lamina)</a></li><li><a href="tympanic+lip+of+spiral+limbus">tympanic lip of spiral limbus</a></li><li><a href="tympanic+membrane">tympanic membrane</a></li><li><a href="tympanic+membrane+perforation">tympanic membrane perforation</a></li><li><a href="tympanic+membrane%2c+tympanum">tympanic membrane, tympanum</a></li><li><a href="tympanic+nerve">tympanic nerve</a></li><li><a href="tympanic+notch">tympanic notch</a></li><li><a href="tympanic+opening+of+auditory+tube">tympanic opening of auditory tube</a></li><li><a href="tympanic+opening+of+pharyngotympanic+(auditory)+tube">tympanic opening of pharyngotympanic (auditory) tube</a></li><li><a href="tympanic+plate+of+temporal+bone">tympanic plate of temporal bone</a></li><li><a href="tympanic+plexus">tympanic plexus</a></li><li><a href="tympanic+plexus+with+auricular+branch+of+vagus+nerve">tympanic plexus with auricular branch of vagus nerve</a></li><li><a href="tympanic+resonance">tympanic resonance</a></li><li><a href="tympanic+ring">tympanic ring</a></li><li><a href="tympanic+scute">tympanic scute</a></li><li><a href="tympanic+sinus">tympanic sinus</a></li><li class=current>tympanic sulcus</li><li><a href="tympanic+surface+of+cochlear+duct">tympanic surface of cochlear duct</a></li><li><a href="tympanic+thermometer">tympanic thermometer</a></li><li><a href="tympanic+vein">tympanic vein</a></li><li><a href="tympanic+veins">tympanic veins</a></li><li><a href="tympanichordal">tympanichordal</a></li><li><a href="tympanicity">tympanicity</a></li><li><a href="tympanism">tympanism</a></li><li><a href="tympanites">tympanites</a></li><li><a href="tympanitic">tympanitic</a></li><li><a href="tympanitis">tympanitis</a></li><li><a href="tympano-">tympano-</a></li><li><a href="tympanocentesis">tympanocentesis</a></li><li><a href="tympanoeustachian">tympanoeustachian</a></li><li><a href="tympanogenic">tympanogenic</a></li><li><a href="tympanogram">tympanogram</a></li><li><a href="tympanohyal">tympanohyal</a></li><li><a href="tympanohyal+bone">tympanohyal bone</a></li><li><a href="tympanolabyrinthopexy">tympanolabyrinthopexy</a></li><li><a href="tympanomalleal">tympanomalleal</a></li><li><a href="tympanomandibular">tympanomandibular</a></li><li><a href="tympanomastoid">tympanomastoid</a></li><li><a href="tympanomastoid+fissure">tympanomastoid fissure</a></li><li><a href="tympanomastoidectomy">tympanomastoidectomy</a></li><li><a href="tympanomastoiditis">tympanomastoiditis</a></li><li><a href="tympanometer">tympanometer</a></li><li>▼</li></ul> </div> </div> <div class="block width61"> <div class="heading-block"> <strong class="title">Full browser</strong> <a href="//www.thefreedictionary.com/_/help/help3.htm#327" class="link">?</a> </div> <div class="list-holder height240"> <ul><li>▲</li><li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/Tympanic+part+of+the+temporal+bone">Tympanic part of the temporal bone</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+plate">tympanic plate</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+plate">tympanic plate</a></li> <li><a class=tab2048 href="//www.freethesaurus.com/tympanic+plate">tympanic plate</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+plate">tympanic plate</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+plate+of+temporal+bone">tympanic plate of temporal bone</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+plexus">tympanic plexus</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+plexus">tympanic plexus</a></li> <li><a class=tab2048 href="//www.freethesaurus.com/tympanic+plexus">tympanic plexus</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+plexus">tympanic plexus</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+plexus+with+auricular+branch+of+vagus+nerve">tympanic plexus with auricular branch of vagus nerve</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+promontory">tympanic promontory</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+resonance">tympanic resonance</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+resonance">tympanic resonance</a></li> <li><a class=tab2048 href="//www.freethesaurus.com/tympanic+resonance">tympanic resonance</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+resonance">tympanic resonance</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+ring">tympanic ring</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+ring">tympanic ring</a></li> <li><a class=tab256 href="//financial-dictionary.thefreedictionary.com/tympanic+ring">tympanic ring</a></li> <li><a class=tab2048 href="//www.freethesaurus.com/tympanic+ring">tympanic ring</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+ring">tympanic ring</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+scute">tympanic scute</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+scute">tympanic scute</a></li> <li><a class=tab2048 href="//www.freethesaurus.com/tympanic+scute">tympanic scute</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+scute">tympanic scute</a></li> <li><a class=tab32 href="//acronyms.thefreedictionary.com/Tympanic+Segment+of+the+Facial+Nerve">Tympanic Segment of the Facial Nerve</a></li> <li><a class=tab4 href="//medical-dictionary.thefreedictionary.com/tympanic+sinus">tympanic sinus</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+sinus">tympanic sinus</a></li> <li><a class=tab2048 href="//www.freethesaurus.com/tympanic+sinus">tympanic sinus</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+sinus">tympanic sinus</a></li> <li class=current><span class=tab4>tympanic sulcus</span></li><li><a class=tab4 href="tympanic+surface+of+cochlear+duct">tympanic surface of cochlear duct</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+temperature">tympanic temperature</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+temperature">tympanic temperature</a></li> <li><a class=tab4 href="tympanic+temperature">tympanic temperature</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+thermometer">tympanic thermometer</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+thermometer">tympanic thermometer</a></li> <li><a class=tab4 href="tympanic+thermometer">tympanic thermometer</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+vein">tympanic vein</a></li> <li><a class=tab4 href="tympanic+vein">tympanic vein</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanic+veins">tympanic veins</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanic+veins">tympanic veins</a></li> <li><a class=tab4 href="tympanic+veins">tympanic veins</a></li> <li><a class=tab4 href="tympanic+wall+of+cochlear+duct">tympanic wall of cochlear duct</a></li> <li><a class=tab4 href="tympanichord">tympanichord</a></li> <li><a class=tab4 href="tympanichordal">tympanichordal</a></li> <li><a class=tab4 href="tympanicity">tympanicity</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanicly">tympanicly</a></li> <li><a class=tab4 href="tympanicly">tympanicly</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanies">tympanies</a></li> <li><a class=tab4 href="tympanies">tympanies</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympaniform">tympaniform</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/Tympanischiza">Tympanischiza</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanism">tympanism</a></li> <li><a class=tab4 href="tympanism">tympanism</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanist">tympanist</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanist">tympanist</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanists">tympanists</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanists">tympanists</a></li> <li><a class=tab1 href="//www.thefreedictionary.com/tympanites">tympanites</a></li> <li><a class=tab8 href="//encyclopedia2.thefreedictionary.com/tympanites">tympanites</a></li> <li>▼</li></ul> </div> </div> </div> <div class="jf" id="jf6"></div> <div id="fixedBlock" class="fixed-block sticky"> <div class="box"> <ul class="social-networks style02"> <li class="facebook"><a onclick="social.facebook()">Facebook Share</a></li> <li class="twitter"><a onclick="social.twitter(0)">Twitter</a></li> </ul> <a 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