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10 Cards in this Set
- Front
- Back
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Pinna, Ear Canal are associated with the ....
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Outer ear
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Tympanic Membrane,ossicles and eustachian tube are associated with ......
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Middle ear
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Cochlea and CN VIII are associated with .....
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Inner Ear
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What is the function of the ear canal?
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It drects sound to eardrum and bends to protects the eardrum
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What is a conductive hearing loss? What causes it?
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Loss of hearing in the outer or middle ear due to wax build up or fluid in the middle ear.
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What are the 3 ossicles of the middle ear?
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Incus
Stapes Malleus |
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The function of the 3 ossicles is to...
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To impede the flow of sound.
To transforms energy-Mechanical to Hydrolic energy. To amplify the energy |
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What is the eustachian tube?
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It connects the front wall of the middle ear with the nasopharynx and ventilates the middle ear. It is filled with air.
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What are the middle ear muscles?
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Stapedius Muscle
Tensor Tympani |
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Stapedius is innervated by ....
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Innervated by CVII Facial.
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