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Flashcards in Physiology Deck (19):
1

higher frequencies have _____ wavelengths

shorter

2

lower frequencies have _____ wavelengths

longer

3

high volume sounds have ____ amplitudes

tall

4

low volume sounds have ____ amplitudes

low

5

the external ear is also called the...p

pinna or aurical

6

main component of the external ear...

skin and elastic cartilage

7

the tympanic membrane is made of...

connective tissue

8

what is the function of the external ear?

to transmit sound through the external acoustic meatus to the tympanic membrane

9

the middle ear is also known as?

the tympanic cavity

10

what is the function of the middle ear?

to amplify the sound for transmission to the inner ear

11

Why must sound be amplified from the middle ear to the inner ear?

because the transmission of the sound will be changed from air to fluid

12

what are the 3 auditory ossicles and in what order

Malleus, Incus, Stapes - I MISheard you

13

where is sound transmitted to between the middle and inner ear?

the superior oval window

14

What other structure is found within the middle ear?

eustachian tube

15

where does the eustachian tube travel from the middle ear?

the nasopharynx

16

What is the other name for the inner ear?

the labyrinth

17

FUN FACT - cochlea is derived from the latin for....

snail

18

how many turns does the mature cochlea make?

2.5

19

3 main chambers within the cochlea

scala vestibule, scala media, scala tympani