犬猫临床耳部解剖生理

DOI:0.06/j.cvsm.0.08.0

Njaa,B.L.,Cole,L.K.,Tabacca,N.(0).PracticalOticAnatomyandPhysiologyoftheDogandCat.VeterinaryClinicsofNorthAmerica:SmallAnimalPractice,4(6),09–6.doi:0.06/j.cvsm.0.08.0

PracticalOticAnatomyandPhysiologyoftheDogandCat

犬猫临床耳部解剖生理

BradleyL.Njaa,DVM,MVSca,*,LynetteK.Cole,DVM,MSb,NatalieTabacca,DVM,MSc

翻译by/林靖飞芭比堂望京分院皮肤科主治医师

KEYWORDS关键词

Pinnae耳廓

Facialnerve面神经

Chordatympani鼓索

Auditorytube咽鼓管

Tympanicbullae鼓泡

Epithelialmigration上皮迁移/移行

Auditoryossicles听小骨

KEYPOINTS关键点

Thecloseproximityoftheauditoryossicles,boththeovalandroundwindows,andboth

thefacialnerveandbranchofthefacialnerve,thechordatympani,tothetympanic

membranenecessitatestheclinicianexerciseextremecautionwhenperformingmyringotomyforthepurposeofdeepmiddleearflushing.

由于听小骨，椭圆窗和圆窗，以及面神经和面神经的分支，鼓索神经，与鼓膜很靠近，

这就要求临床医生为了冲洗深部中耳在进行鼓膜切开术时需要非常小心。

Bulgingoftheparsflaccidaportionofthetympanicmembraneintotheexternalearcanalmaybenormalinaminorityofdogsormayrepresentavisiblesignofotitisexternaorprimarysecretoryotitismedia.

少数犬鼓膜松弛部部分向外耳道突出可能是正常现象，

也可能是外耳炎或原发性分泌性中耳炎的明显征象。

Epithelialmigrationdescribesthemigrationofkeratinocytesontheexternalsurfaceofthetympanicmembraneawayfromthestriamallearisontothesurfaceoftheexternalcanaltofacilitatecleaning,maintenanceofitsthinness,andhealing.

上皮迁移是指鼓膜外表面的角化细胞从锤纹向外耳道表面迁移，

以促进清洁、保持其薄度和愈合。

Thebroadtympanicmembranerelativetothemuchsmallerfootplateofthestapesandthearticulatedauditoryossiclesfunctiontoamplifytheairpressurewavethatvibratesthetympanicmembranetoover