the ear Flashcards

1
Q

ear has…parts

A

3

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2
Q

3 layerf of the ear

A

inner, middle and outer ear

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3
Q

external ear has … glands

A

Ceruminous glands

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4
Q

(external ear)… glands along …

A

Integumentary glands along external acoustig meatus

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5
Q

external ear …material in …

A

secret waxy material in cerumen

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6
Q

secret waxy material in cerumen function

A

keeps foreign objects out of tympanic membrane,
slows growth of microorganisms in external acoustic meatus

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7
Q

other name middle ear

A

tympanic cavity

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8
Q

middle ear comunicates…

A

with nasopharynx via auchitory tube

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9
Q

middle ear comunication causes

A

permits equalization of pressures on either side of tympanic membrane

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10
Q

middle ear function

A

encloses an protects three auditory ossicles

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11
Q

3 auditory ossicles

A

Malleus (Hammer)
Incus (anvil)
Stapes (stirrup)

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12
Q

look at picture

A
  1. picture from behind
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13
Q

look at picture

A
  1. picture from behind
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14
Q

look at picture

A

picture before last picture

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