Ear Anatomy Flashcards Preview

AP Lab Practical 3 > Ear Anatomy > Flashcards

Flashcards in Ear Anatomy Deck (10)
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1

External Ear Consists Of

Auricle/Pinna,
Auditory Canal

2

Function of Auricle/Pinna

Guides sound to tympanic membrane

3

Function of Auditory Canal

Passage way that leads sound from outside the ear to in

4

Function of Tympanic Membrane

Eardrum,
Outer ear and middle ear cut off,
First to 'hear' sound,
Vibrates with the force of the sound,
Transmits vibrations further into the ear

5

Middle Ear Consists Of

Malleus,
Incus,
Stapes

6

Malleus

Hammer,
Against tympanic membrane,
Sends vibrations from eardrum to incus

7

Incus

Anvil,
Transmits vibrations from the malleus to the stapes

8

Stapes

Stirrup,
Attaches and vibrates against cochlea,

9

Inner Ear Consists Of

Cochlea,
Semicircular Canals/Ducts

10

Auditory Tube

Eustachian tube,
Mid ear to head,
Stabilize pressure