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A&P I > Hearing > Flashcards

Hearing Flashcards

1
Q

External ear

A

Auricle
external auditory canal
Tympanic membrane
Ceruminous glands

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2
Q

Auricle

A

Can see
Elastic cartilage

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3
Q

External auditory canal

A

2.5cm
Temporal bone

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4
Q

Tympanic membrane

A

Eardrum
Epidermal tissue
Thin
Boundary between external and middle ear

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5
Q

Ceruminous glands

A

Earwax

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6
Q

Middle ear

A

Auditory ossicles
Air filled
Nasopharynx
Oval window
Round window
Eustachian tube

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7
Q

Auditory ossicles

A

Malleus
Incus
Stapes

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8
Q

Oval window (stapes against)
Round window

A

Inner and middle ear boundary

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9
Q

Eustachian tube

A

Auditory tube
Middle ear to nasopharynx

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10
Q

Internal ear

A

Bony labyrinth
Membranous labyrinth

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11
Q

Membranous labyrinth

A

Cochlea - snail shape with
Cochlear duct
Scala vestibuli
Scala tympani
Vestibular membrane
Basilar membrane
Spiral organ of corti
Tectorial membrane
Perilymph
Endolymph

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12
Q

Cochlear duct

A

Middle with endolymph

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13
Q

Scala vestibuli

A

Top
Perilymph

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14
Q

Scala tympani

A

Bottom
Perilymph

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15
Q

Vestibular membrane

A

Cochlear duct and Scala vestibuli

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16
Q

Basilar membrane

A

Cochlear duct and scala tympani

17
Q

Spiral organ of corti

A

Sounds waves go to nervous impulses

18
Q

Tectorial membrane

A

Thick goo above hairs

19
Q

Hearing vibration flow

A

Sound wave
Eardrum
Malleus, incus. Stapes
Oval window
Perilymph in Scala vestibuli and Scala tympani
Vestibular mem
Pressure waves in cochlear duct
Basilar mem
Hair cells
Action potential
Nerve impulse
CN VIII

A&P I (9 decks)

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