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: flap cartiledge which directs sound waves to canal
tympanic membrane: converts sound waves into sound vibrations
ossicles: magnify sound vibrations
cochlea: transports nerve impulses to the brain
semicircular canals: balance the equilibrium in body
What three bones make up the ossicles? incus, malleus, and stapes
What is the function of hairs in the ear? catching the vibrations
1 comment:
Excellent!!!!
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