Exam 3 Flashcards

1
Q

Most modern types of hearing aid circuits are this kind.

A

Digital

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2
Q

The difference between the intensity of the input signal and intensity of the output signal in a hearing aid is _______ _______

A

Acoustic gain

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3
Q

CROS hearing aids were originally designed for people with what type of hearing loss?

A

Unilateral

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4
Q

A whistling sound from a hearing aid

A

Feedback

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5
Q

An induction coil built into hearing aids that pick up electromagnetic signals from a telephone

A

telecoil

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6
Q

measurement of middle ear pressure

A

tympanometry

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7
Q

The cranial nerves involved with the acoustic reflex arc _______ & ___________

A

VII & VIII

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8
Q

Otoacoustic emissions may be either stimulated or _______

A

evoked

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9
Q

True or False: ABR is an exact measure of hearing

A

False

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10
Q

Observation of changes in the activity state of an infant in response to sound

A

Behavioral observation audiometry

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11
Q

The use of a light or picture to reinforce a child’s response to sound

A

Visual reinforcement audiometry

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12
Q

Testing hearing by having the child put a peg on a board or a block in bucket, or….

A

Conditioned play audiometry

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13
Q

A form of operant audiometry using tangible reinforcers such as food or tokens

A

Tangible reinforcement operant conditioning audiometry

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14
Q

The main goals of infant hearing screening

A

Early identification and intervention

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15
Q

The falsification or exaggeration of hearing ability for some conscious or unconscious reason

A

Erroneous hearing loss

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16
Q

This “classic” test is best used for people who have asymmetrical hearing losses

A

Stenger Test

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17
Q

treatment of adults who have hearing loss

A

audiological rehabilitation

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18
Q

treatment of children who have hearing loss

A

audiological habilitation

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19
Q

Americans with Disabilities Act

A

A public law to provide equal opportunity for individuals who have disabilities

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20
Q

Public Law 94-142

A

Education for All Handicapped Children Act

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21
Q

Annually-updated, federally mandated plan for the education of children who have handicaps

A

Individual Educational Plan

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22
Q

This type of hearing loss is almost always preventable

A

Noise induced

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23
Q

The song that was played in class

A

“Turn It To The Left”

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24
Q

Type of hearing loss in which both air conduction and bone conduction are equally impaired

A

sensorineural

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25
Q

This measure is on the horizontal axis on an audiogram

A

Frequenzy (Hz)

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26
Q

This measure is on the vertical axis on the audiogram

A

Intensity in decibels

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27
Q

The indication of an unmasked threshold for the right ear

A

O

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28
Q

What you obtain before practicing audiology

A

A state license

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29
Q

Abnormally high static compliance suggests

A

A fracture in the ossicular chain or a flaccid tympanic membrane

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30
Q

No compliance of the tympanic membrane in children is often caused by this

A

Middle ear fluid

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31
Q

if a person has a normal tympanogram, what type of hearing would that person have?

A

Normal hearing or sensorineural hearing loss

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32
Q

If a person has normal hearing in both ears, during acoustic reflex testing a signal presented to the left ear will elicit a reflex in the right ear, left ear, or both ears?

A

Both.

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33
Q

If a person has a normal evoked OAE, is that a guarantee of normal hearing?

A

NO

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34
Q

A patient with a severe sensorineural hearing loss with normal otoacoustic emissions is expected to have a lesion of what?

A

VIIIth nerve

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35
Q

Response to the sound in the form of electrical potentials that occur within the first few milliseconds after signal presentation

A

electrocochleography

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36
Q

In this test, waves are identified within the first 10 milliseconds

A

ABR

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37
Q

The tests often used in newborn hearing screening programs

A

OAE & ABR

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38
Q

Since many children do not respond at threshold during auditory tests, their responses are often called

A

Minimal response levels

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39
Q

Apgar is a procedure for evaluating

A

Newborns in the hospital

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40
Q

If otoacoustic emissions are present, hearing loss is no greater than

A

mild

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41
Q

Nonverbal children may be tested using speech audiometry by having them

A

Point to named pictures

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42
Q

What does the child need to do for an ABR test?

A

Remain still and quiet

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43
Q

Difficulty in the development of language and other communication skills associated with disorders of the auditory centers in the brain

A

Auditory processing disorder

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44
Q

The deliberate act of pretending to have or exaggerating a disability to personal gain

A

malingering

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45
Q

An erroneous hearing loss with root at an unconscious level

A

psychogenic

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46
Q

One of the first symptoms of erroneous hearing loss

A

Discrepancy between the pure tone average and the speech recognition threshold

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47
Q

A person may have normal hearing in one ear and no hearing in the other

A

Crossover should be noted in masking was not used

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48
Q

These types of tests require no response from the person being tested

A

Objective (acoustic reflex, OAE, ABR, etc)

Without objective testing, we may not know the person’s true hearing

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49
Q

The two things that affect how dangerous a sound is

A

Duration of exposure

Intensity of the sound

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50
Q

These types of devices are usually reserved for those with profound hearing loss

A

Cochlear implants

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51
Q

The event-related potential is also called the

A

P300

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52
Q

Theoretically, a patient with otosclerosis should show

A

lower than normal tympanic membrane compliance.

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53
Q

A patient has a 40 dB hearing loss caused by otosclerosis in the left ear. Acoustic relfexes with contralateral stimulation would probably show

A

absent right, absent left

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54
Q

Absence of an acoustic reflex is probable in

A

conductive hearing loss
facial nerve paralysis
profound sensorineural loss

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55
Q

During ABR the average electrical response is

A

1-5 microvolts

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56
Q

In the use of an immittance meter with the probe in the right ear and the phone over the left ear, the contralateral acoustic reflex is designed to measure the

A

facial nerve right, reflex SL left

57
Q

Otoacoustic emissions occurring in the absence of external stimulation are called

A

SOAE

58
Q

Flat tympanograms may be attributed to any of the following except

A

interrupted ossicular chain

59
Q

Present in the contralateral acoustic reflex pathway but absent in the ipsilateral acoustic reflex pathway are the

A

crossover pathways

60
Q

During measurements of static compliance, a patient’s C1 reading is 5.0cc. This suggests

A

tympanic membrane perforation

61
Q

ECochG has an advantage over ABR in that

A

bone conduction can be done without masking.

62
Q

The portion of the ear responsible for the stiffness component of impedance in the plane of the tympanic membrane is the

A

fluid load on the stapes.

63
Q

A tympanogram with maximum compliance at −200 daPa suggests

A

negative pressure in the middle ear

64
Q

Acoustic reflexes at 5 dB SL suggest

A

nonorganic hearing loss.

65
Q

Middle latency responses are those that occur _____ msec after the presentation of the signal

A

15-50

66
Q

ABR results are an indication of

A

neural integrity

67
Q

A measured increase in compliance of the tympanic membrane may result from

A

interrupted ossicular chain

68
Q

During ABR the most reliable wave in normal hearing adults is wave number

A

V

69
Q

Reflex decay to half amplitude at 500 Hz within 10 seconds suggests

A

retrocochlear lesion

70
Q

The tympanic membrane is maximally compliant when

A

middle-ear pressure equals outer-ear pressure

71
Q

The usual stimulus for ABR is a

A

click

72
Q

The component of impedance unrelated to frequency is

A

resistance

73
Q

An acoustic reflex at a sensation level below 55 dB suggests

A

cochlear pathology

74
Q

Theoretically, an interrupted ossicular chain shows the tympanogram type

A

AD

75
Q

A tympanogram with no point of maximum compliance could result from

A

fluid in the middle ear

76
Q

A retracted tympanic membrane should yield a tympanogram type

A

C

77
Q

Your patient has an intra-axial brainstem lesion on the right side but normal hearing for pure tones in both ears. Acoustic reflex results should be as follows:

A

Contralateral: absent right, absent left
Ipsilateral: present right, present left

78
Q

According to the impedance formula, early otosclerosis should result in an audiometric configuration that is

A

worse in the low frequencies

79
Q

the most likely tympanogram to occur in the presence of otosclerosis is

A

AS

80
Q

Auditory brainstem response audiometry views responses to sounds that occur

A

immediately after the stimulus

81
Q

One very important device for performing auditory evoked response audiometry is a

A

averaging computer.

82
Q

During electrocochleography, the target electrode is not placed on the

A

mastoid process

83
Q

The “eye blink response” from infants to loud sounds is called:

A

APR

84
Q

COR utilizes

A

two loudspeakers and two lighted dolls

85
Q

Minimum sensory deprivation syndrome may be suspected of children with

A

repeated otitis media

86
Q

Probably the easiest nonlanguage child to misdiagnose is the one with a hearing loss in

A

the high frequencies

87
Q

In operant conditioning the reinforcer should

A

be positive.
be tangible.
immediately follow the response.

88
Q

The six sounds of the Ling six-sound test are

A

oo (as in move), ee (as in beet), ah (as in father), sh, s, and m

89
Q

Ideally, public school hearing screening programs would include

A

pure tone screening, tympanometry, and acoustic reflexes

90
Q

Normal speech-detection thresholds in children do not necessarily mean normal hearing because

A

hearing may be normal only in the low- or high-frequency range

91
Q

An infant’s startle response to a loud scream may mean

A

a moderate hearing loss with recruitment
normal hearing in one ear
normal hearing in both ears

92
Q

ABR has some limits in pediatric diagnosis because

A

it does not provide information about hearing in the low frequencies

93
Q

Present neonatal screening protocol recommends that it should be performed

A

on all neonates

94
Q

Difficulties encountered when using noisemakers to test neonates is control of

A

intensity
distance
frequency

95
Q

The following test for erroneous hearing loss is limited to unilateral losses

A

Stenger test

96
Q

The minimum contralateral interference level is designed to

A

approximate threshold on the Stenger

97
Q

Elevation of vocal output in the presence of noise is called the

A

Lombard voice reflex

98
Q

A erroneous hearing loss of an unconscious nature is called

A

psychogenic hearing loss

99
Q

Malingering can be proven only if

A

the patient admits it

100
Q

The following test gives the best estimate of threshold

A

pure-tone DAF

101
Q

The Lombard test can be done as part of

A

delayed-speech feedback

102
Q

The following is not an alerting sign for erroneous hearing loss

A

elevated acoustic reflexes

103
Q

The problem with most tests for erroneous hearing loss is that they are

A

nonquantitative

104
Q

The latest addition to the battery of tests for erroneous hearing loss is

A

otoacoustic emissions

105
Q

The following is a typical finding with erroneous hearing loss

A

lack of cross-hearing in unilateral loss.

106
Q

Threshold can probably best be determined on an erroneous hearing loss patient showing bilateral hearing loss with the

A

ABR

107
Q

Key tapping is used with

A

pure-tone DAF

108
Q

Erroneous hearing loss involving a deliberate act is called

A

malingering

109
Q

When a erroneous hearing loss is suspected, the audiologist may best increase cooperation by

A

shifting the blame to the examiner

110
Q

In erroneous hearing loss the general finding is

A

SRT lower (better) than PTA

111
Q

Binaural amplification will

A

improve hearing in noise.
improve localization abilities.
decrease the effects of sensory deprivation.

112
Q

Weak but audible sound coming from a hearing aid will not be caused by a

A

switch to “telephone” setting

113
Q

Lack of sound coming from a hearing aid may be caused by

A

twisted tubing.
occluded ear mold
broken receiver.

114
Q

Acoustic feedback problems with hearing aids will not be lessened by

A

cupping a hand behind the aided ear.

115
Q

The difference, in decibels, between the input and output SPL of a hearing aid is its

A

acoustic gain.

116
Q

The input transducer of a hearing aid is its

A

microphone

117
Q

Persons with total unilateral hearing losses are sometimes helped by a hearing aid called

A

CROS

118
Q

Acoustic feedback will not be caused by

A

a twisted cord

119
Q

“Ceramic,” “magnetic,” “dynamic,” and “electret” are different kinds of

A

microphones

120
Q

Cochlear implants are

A

effective for some recipients for telephone conversations.

121
Q

Bone-conduction hearing aids are usually reserved for patients who have

A

conductive hearing losses with chronic ear drainage

122
Q

A sweep frequency audio oscillator is used to determine a hearing aid’s

A

frequency response.

123
Q

Deemphasis of different portions of the frequency response of a hearing aid may be accomplished by

A

internal tone adjustments.
changing receivers.
earmold modifications

124
Q

The maximum sound-pressure level emitted from the receiver of a hearing aid, regardless of its input level is called

A

OSPL.

125
Q

measurements made in the plane of the tympanic membrane

A

immitance

126
Q

the inverse of stiffness

A

compliance

127
Q

the total opposition to the flow of acoustic energy

A

acoustic impedance

128
Q

a measurement of the mobility of the tympanic membrane

A

static acoustic compliance

129
Q

the total flow of energy through the middle-ear system; the reciprocal of impedance

A

acoustic admittance

130
Q

the contribution to total acoustic impedance provided by mass, stiffness, and frequency

A

reactance

131
Q

measurement of the pressure-compliance function of the tympanic membrane

A

tympanometry

132
Q

IT helps us know function of CN VII, VIII, and brainstem

A

tympanometry

133
Q

tests middle ear function

A

tympanometry

134
Q

a graphic representation of a pressure-compliance function

A

tympanogram

135
Q

a method of approximating the compliance component of impedance; the volume with a physical property equivalent to a similar propety of the middle ear

A

equivalent volume

136
Q

contraction of one or both of hte middle-ear muscles in response to an intense sound

A

acoustic reflex

137
Q

a small muscle, innervated by the trigeminal nerve and inserted into the malleus in the middle ear; one of two small muscles in hte middle ear the contract in response to intense acoustic stimulation.

A

tensor tympani muscle

138
Q

a tiny muscle, innervated by the facial nerve and connected to the stapes in the middle ear by the stapedius tendon.

A

stapedius muslce