Sketch a picture of an ear and label the following:
Inner ear
middle ear
outer ear
pinna
tympanic membrane
cochlea
stapes
malleus
incus
What is the function of the following:
Pinna –A flap of cartilage, which has the sole purpose of directing sound, waves.
tympanic membrane –The ear drum.
ossicles –attached to the ear drum and has three small bones.
cochlea –Tiny hairs which moves as the fluid in the cochlea moves.
semicircular canals-Deals with balance, the equilibrium of the body.
3. What three bones make up the ossicles? The incus, malleus, and stapes.
What is the function of hairs in the ear? It keeps objects from getting in.
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1 comment:
There is more to the function of the hairs in the ear, but other than that, excellent work!!!
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