Human Anatomy & Physiology: Ear Anatomy Flashcards


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created 7 years ago by Nhat_Vinh
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1

what is external ear consit ?

Auricle, external auditory canal , helix, lobule, tympanic memberance.

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Where is the Auricle ?

Shell shaped projection ( outer ear)

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Where is the External auditory canal ?

hole leading to inner ear

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Where is Helix?

Rim of outer ear

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Where is Lolube?

Ear lobe

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Where is Tympanic membrance?

Boundary between the outer ear

7

What is middle ear ?

Pharyngotymphanic tube, and 3 ossicles : Incus, malleus, stapes

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Pharyngotymphanic tube

Connects middle ear to throat

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where is Incus ?

Anvil

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where is malleus

hammer

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where is stapes

stirrup

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what is internal ear

Vestibule, anterior/ lateral / posterior semicircular canal, cochlea, and Vestibulocochlear nerve

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where is vestibule

central cavity of the inner ear

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anterior semicircular canal

lateral semicircular canal

posterior semicircular canal

1 of 3 loops used for balance

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where is cochlea

spiral shaped holds hearing receptor

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Vestibulocochlear nerve

exit the inner ear to the brain