EUSTACHIAN TUBEANDTS DISORDERS
EUSTACHIAN TUBE AND ITS DISORDERS
BonylabyrinthSuperiorAmpullaSemicircularPosteriorUtriclecanalsLateralCochleaSacculeMembranousAuriclelabyrinthSemicircularOvalwindowcanalsCochlearMalleusRoundwindowIncusductB6Cranial Nerve Vl:CochlearandVestibularbranchesCochleaPOvalwindowExternalauditoryRoundwindowcanalTympanicStapesEustachianmembraneandfootplatetube2A
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MalleusIncusOuter EarOrgansofNerves to the(Hommer)(Anvil)BalanceCentral AuditorySystem and BrainStapes(stirrup)EarCanalInnerEar(cochleo)EustachianTubeTympanumPinna(Eardrum)Middle EarSystemInputOutputOuterearXSSVMiddleearInnerearDomainRange
• Outer ear Middle ear Inner ear
Threemainpartsofmiddleear(1)ThreeOssiclebones:2-Malleus(1),Incus(3),Stapes(6)1SFunction)Impedancematching10(2) Two muscles- Stapedial muscle(5)9- Tensor tympani(9)eeFunction)Protection68(3)Eustachiantube(8)Function)Equalizerofairpressure
• Three main parts of middle ear (1) Three Ossicle bones: - Malleus(1), Incus(3), Stapes(6) Function)Impedance matching (2) Two muscles - Stapedial muscle(5) - Tensor tympani(9) Function)Protection (3) Eustachian tube(8) Function) Equalizer of air pressure
Middle EarThe Eustachian tube is a part of the middleear?A.No, it is a part of the inner earB.No, it isn't part of the hearing mechanismC.YesD.I don't knowSenteo QuestionTosetthepropertiesrightclickandselectSenteoQuestionObject->Properties
Middle Ear The Eustachian tube is a part of the middle ear? A.No, it is a part of the inner ear B.No, it isn’t part of the hearing mechanism C.Yes D.I don’t know Senteo Question To set the properties right click and select Senteo Question Object->Properties