Ear Structures Flashcards
1
Q
Auricle (pinna)
A
protect ear hole entrance, direct sound waves
2
Q
external acoustic meatus
A
hole through which sound waves enter the ear
3
Q
Tympanic membrane
A
transmits external sound waves to inner 2/3 of the ear by vibrating
4
Q
middle ear
A
amplifying and transmitting soundwaves
5
Q
eustachian tube
A
equalizes pressure in the ear, balance, equilibrium
6
Q
malleus, incus, stapes
A
auditory ausicle, applies sound, transmit sound
7
Q
inner ear
A
equilibrium and hearing
8
Q
vestibule
A
detetcs linear movements of the head, static equilibrium of the head
9
Q
cochlea
A
hearing
10
Q
semicircular canals
A
detect rotational movements of the head
