cochlea
21 - houses the receptor for hearing
Pharyngotympanic tube
5 - tube that connects the middle ear and the pharynx.
Semicircular canal
10, 11,12 - helps maintain balance
tympanic membrane
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Stapes
3 - transfers sound to thee cochlea
Lens
5 - helps focus an image
Optic Nerve
12 - transfers visual information from the retina to brain
Cornea
1 -allows light to enter the eye
Iris
31 - pigmented portion of eye ; opening through which light passes
vitreous humor
6 - reinforces the eyeball and prevents it from collapsing