praxis audiology

Question 1

acoustic neuroma

Answer 1

tumor on acoustic nerve: 
normal ability to detect pure tones, 
normal speech recognition in a quiet room, 
unilateral facial tingling 
& ringing, 
slight dizziness, 
mild balance problems

Question 2

carharts notch

Answer 2

reflects specific loss at 2000 Hz
as indicated by bone-conduction testing,
often reflected in otosclerosis audiogram

Question 3

conductive hearing loss

Answer 3

outer or middle ear malfunctions

Question 4

CN VIII

Answer 4

vestibular & auditory-acoustic branches,

carries electrical sound impulses from the cochlea to the brain

Question 5

presbycusis

Answer 5

hearing impairment in older people,

resulting in a sloping, high-frequency loss

Question 6

menieres

Answer 6

causes sensorineural hearing loss,

accompanied by vertigo & tinnitus

Question 7

signal to noise ratio

Answer 7

separating
signal of interest (speech)
from background noise

Question 8

homophenous pairs

Answer 8

visible labials that look the same & may be confusing

“man-ban”

Question 9

tensor palatini

Answer 9

exerts the pull that allows the eustachian tube to open

during yawning & swallowing

Question 10

cleft palate hearing problems

Answer 10

frequently eustachian tube dysfunction

bc of oral-facial anomalies

Question 11

SRTs

Answer 11

(speech reception thresholds)
lowest level of hearing
at which a person can understand
50% of words presented

Question 12

aural/oral method emphasizes

Answer 12

making use of residual hearing through amplification,

& helping learn to communicate to be comfortable in mainstream settings with hearing people

Question 13

deaf speech characteristics

Answer 13

omission of /s/ in all word positions, 
cons cluster reduction, 
occasional irrelevance of speech 
including non sequiturs, 
improper stress patterns 
including excessive pitch inflections

Question 14

outer ear

Answer 14

auricle/pinna

& external auditory canal

Question 15

middle ear

Answer 15

air-filled cavity,
separated from outer ear by tympanic membrane,
contains ossicular chain,
eustachian tube connects to nasopharynx

Question 16

hearing loss

Answer 16

normal: 15
mild: 16-40
mod: 41-55
mod-severe: 56-70
severe: 71-90
profound: 90+

Question 17

communication training

approach emphasis

Answer 17

verbal (total communication & aural/oral approach) 
or nonverbal (sign language)

Question 18

communication training

Answer 18

auditory training,
speech reading,
cued speech,
training in subsystems

Question 19

reflexive response techniques

Answer 19

used to assess infants & children with hearing loss

Question 20

aural rehab

Answer 20

implemented by team

to help people with HL achieve their full potential

Question 21

HL severity

Answer 21

depends on age of onset,
& degree of the loss,
communication disorders may manifest in 1+ subsystems

Question 22

retrocochlear damage

Answer 22

employs electrophysiological audiometry & medical imaging,
damage usually caused by tumors
which can grow slowly
& make diagnosis challenging

Question 23

acoustic immitance testing

Answer 23

involving tympanometry or acoustic reflex testing,

used to assess middle ear function

Question 24

hearing impairment assessment procedures

Answer 24

depends on nature of the problem,
pure-tone & speech audiometry
carried out through air- or bone-conduction testing

Question 25

auditory nervous system impairments

Answer 25

manifested by central auditory & retrocochlear disorders,
challenging to assess

Question 26

oral training

Answer 26

language stimulation programs teaching successful expression,
functional words, structures & concepts, pragmatic skills,
important to use visual cues

Question 27

auditory training

Answer 27

teach person to listen to amplified sounds,
recognize their meanings,
& discriminate sounds from each other

Question 28

hearing aid types

Answer 28

eyeglass variety, 
body aids, 
BTE, 
in the canal, 
completely in the canal, 
in the ear, 
disposable

Question 29

severe hearing loss

Answer 29

difficulty understanding even loud & amplified speech,

significant difficulty in learning & producing intelligible oral language

Question 30

sensorineural hearing loss

Answer 30

inner ear malfunction,
damage to hair cells of the cochlea
or acoustic nerve

Question 31

inner ear

Answer 31

most complex,
oval window in temporal bone,
vestibular system contains semicircular canals,
cochlea filled with endolymph,
basilar membrane floor contains organ of corti