Chapter 14 Flashcards

1
Q

what part of the ear does conductive hearing loss effect?

A

the outer or middle ears

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2
Q

why is conductive hearing loss is more prevalent than sensorineural in children?

A

because of the high rates of otitis media in early childhood

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3
Q

what causes sensorineural hearing loss?

A

outer or inner cell damage in the cochlea

damage to the auditory nerve

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4
Q

why is sensorineural hearing loss is more prevalent than conductive in adults?

A

because it is the cochlea and auditory nerve that are most readily affected by aging, noise exposure, illness, disease, and injury

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5
Q

Definition of recruitment

A

a reduced tolerance for loud sounds caused by cochlear damage

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6
Q

Definition of tinnitus

A

a ringing or buzzing sound in one or both ears

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7
Q

Definition of signal-to-noise ratio (SNR)

A

hearing loss and loss of speech clarity due to inner hair cell damage

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8
Q

true or false: people with SNR loss require a greater signal intensity than those with normal hearing

A

true

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9
Q

Cause of neural loss

A

damage to the auditory nerve

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10
Q

hearing loss goes undetected and/or untreated in more than ____% of adults with hearing loss

A

75%

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11
Q

Definition of presbycusis

A

progressive hearing loss that occurs as a result of aging

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12
Q

true or false: presbycusis is more prevalent and severe in women

A

false - men

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13
Q

what is presbycusis characterized by?

A

hearing loss in the high frequency range of sounds

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14
Q

what percentage of the population have a hearing loss?

A

approximately 10%

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15
Q

true or false: incidence of acquired hearing loss increases dramatically with age

A

true

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16
Q

how is hearing loss classified?

A

etiology, manifestation, and severity

17
Q

true or false: conductive Hearing Loss is more common in children

A

true

18
Q

symptoms of conductive Hearing Loss

A

a slight to moderate loss of hearing in one or both ears

19
Q

is conductive Hearing Loss permanent?

A

no – it is amenable to medical or surgical intervention, so often it is temporary

20
Q

what are 4 causes of conductive Hearing Loss?

A

otosclerosis

ear wax blockage

otitis media

damage to outer and middle ear structures

21
Q

Definition of otosclerosis

A

a condition in which abnormal bone growth develops around the ossicles

22
Q

true or false: otosclerosis occurs twice as commonly in women than in men

A

true

23
Q

true or false: sensorineural hearing loss is more common in children

A

false - more common in adults

24
Q

true or false: damage to outer hair cells results in difficulty with hearing acuity

A

true

25
Q

true or false: damage to inner hair cells results in SNR loss

A

true

26
Q

symptoms of sensorineural hearing loss

A

a decrease in both acuity and a loss of clarity

27
Q

is sensorineural hearing loss permanent?

A

typically, yes – it can be treated effectively with amplification, but hearing cannot usually be restored

28
Q

what are the most common causes of sensorineural hearing loss?

A

presbycusis and noise exposure

29
Q

four focus areas in assessment of hearing loss

A

hearing acuity (or degree of loss)

type of loss

cause of loss

speech perception ability in quiet and in noise

30
Q

what is the most effective treatment approach for adult hearing loss?

A

a comprehensive plan that combines counseling, fitting of amplification devices, and aural habilitation

31
Q

true or false: most third-party payers do not reimburse for hearing aids or adult aural rehabilitation services

A

true

32
Q

what does aural rehabilitation focus on?

A

auditory skill building concerns

the ability of the person with hearing loss to relearn how to listen