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ENG 320 > Hearing > Flashcards

Hearing Flashcards

1
Q

The malleus is part of the

A

middle ear

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2
Q

Which can be characterized as primarily an impedance matching devices

A

middle ear, the ossicular chain

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3
Q

The nonlinear frequency response of the cochlea means that mammals are

A

more sensitive to differences at low frequencies than very high frequencies

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4
Q

What is in direct contact with the oval window

A

stapes

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5
Q

If your middle ear is filled with liquid

A

you may have otitis media

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6
Q

The 3 semicircular canals DO NOT correspond to what?

A

inner, middle and outer ear

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7
Q

The cochlea is part of the

A

inner ear

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8
Q

If your scala tympani is filled with liquid

A

this is normal

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9
Q

What connects the middle ear to the inner ear

A

oval window

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10
Q

Which of these yields the greatest boost to the signal being transmitted through the middle ear

A

area ratio

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11
Q

Which of these connects the middle ear to the nasopharynx

A

the Eustachian tube

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12
Q

The semicircular cannals are part of the

A

inner ear

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13
Q

If your outer ear is filled with liquid

A

you may be under water

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14
Q

If your osseous labrynth is filled with liquid

A

this is normal

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15
Q

What is NOT a function of the outer ear

A

transduction from waves in air to waves in liquid

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16
Q

Which of these is in direct contact with the tympanic membrane?

A

malleus

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17
Q

The round window leads most directly to

A

scala tympani

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18
Q

The incus is part of the

A

middle ear

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19
Q

What part of the ear is responsible for frequency analysis of sound

A

basilar membrane of the inner ear

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20
Q

What connects the outer ear to the middle ear

A

tympanic membrane

21
Q

The pinna is part of the

A

outer ear

22
Q

Which of these is a function of the middle ear

A

transduction from waves in air to waves in liquid

23
Q

Which part of the basilar membrane responds best to high-frequency sound energy

A

base

24
Q

If your inner ear is filled with liquid

A

this is normal

25
Q

The basilar membrane forms the floor of the

A

scala media

26
Q

The helix is part of the

A

outer ear

27
Q

The oval window leads most directly to

A

scala vestibuli

28
Q

The stapes is part of the

A

middle ear

29
Q

The stapedius is part of the

A

middle ear

30
Q

The basilar membrane is part of the

A

inner ear

31
Q

How many semicircular canals are in each ear

A

3

32
Q

The tuning curve of a cranial nerve VII fiber with a characteristic frequency of 500 Hz will have ________ the tuning curve of a fiber with a characteristic frequency of 4000 Hz

A

a narrower bandwith

33
Q

Which of these belongs to the vestibular system?

A

the semicircular canals

34
Q

The tensor tympani is part of the

A

inner ear

35
Q

Which part of the basilar membrane responds best to low-frequency sound energy?

A

apex

36
Q

Which part of the basilar membrane is the narrowest?

A

base

37
Q

The osseous labryinth is a cavity within the

A

temporal bone

38
Q

Which hair cells are excited primarily by fluid movement between the basilar and tectorial membranes?

A

inner

39
Q

The tuning curve of a cranial nerve VII fiber with a characteristic frequency of 10000 Hz will have ________ the tuning curve of a fiber with a characteristic frequency of 1000 Hz

A

a wider bandwith than

40
Q

Which part of the basilar membrane is the least stiff?

A

apex

41
Q

Which hair cells are best for encoding sound intensity of low-level sounds?

A

outer

42
Q

Which part of the basilar membrane is the widest

A

apex

43
Q

Which part of the basilar membrane responds best to sound energy in the 2000-3000 Hz range?

A

middle

44
Q

Place theory

A

different regions of the basilar membrane is sensitive to different frequencies

45
Q

Frequency Theory

A

Neurons fire when they are stimulated by a periodic sound

46
Q

A spectrogram

A

displays acoustic energy across time and frequency

47
Q

A cochleagram

A

like a spectrogram that is adjusted for how sound is received by cochlea

48
Q

Conductive hearing loss

A

problem with sound transmission

49
Q

Sensorineural hearing loss

A

includes damage to hair cells in cochlea, damage to the auditory nerve

ENG 320 (3 decks)

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