IHS Written Questions and Answers
2cc conversion from real ear measurement is used for - ANSWER-selection response
for fitting
4 K is the most important in - ANSWER-articulation index
speech understanding
45 dB SPL would be best used in what type of speech exam - ANSWER-sound field
90 dB is used with which one of the following - ANSWER-HFA & MPO
A __________earmold is typically used on the "good ear" side in a CROS fitting -
ANSWER-non occluding
A 64dB gain BTE with an output of 124 dB SSPL-90 would use which of the following
type of earmold - ANSWER-shell
A BiCROS hearing aid consists of - ANSWER-mic on the unaided side and
a mic, amp, rec on the aided side
A condition that could create a hearing problem by restricting the conversion of
acoustical mechanical could be - ANSWER-cholesteatoma
otosclerosis
A larger bore diameter through an earmold canal has what effect on frequencies above
3000 Hz - ANSWER-increases
A longer canal on an earmold - ANSWER-enhances low frequencies
A patient has a severe mixed hearing loss and you are fitting a power BTE hearing aid
with a gain of 74 dB and an output of 140 dB. In order to obtain an earmold that would
assure the least amount of feedback the most appropriate type for this loss would be -
ANSWER-shell
A patient that has lower discrimination in all types of environments or settings would
have - ANSWER-High frequency to precipitous hearing loss
A person with at least some degree of sensorineural hearing loss would be at what dB -
ANSWER-90 dB
Advantage of Real Ear is that - ANSWER-you can see if your patient will meet to target
gain
you can see if your patient will have trouble with certain sounds
you can see if your patient will have occlusion effect
, you can see what effect changing the vent will do to the performance
Based on the slope fitting method, in a high frequency hearing loss, where will you
typically have the greater amount of gain - ANSWER-above 1000 HZ
Bill comes into your office complaining about not being able to hear at the table during
dinner but can hear people across the room. He also complains his voice sounds like it's
in a barrel - ANSWER-shorten canal
raise knee point and give less compression
BTE earmold used for normal hearing to 1000 Hz and a ski slope loss at 4000 Hz -
ANSWER-lucite with a short canal and IROS "A" vent
Compression circuits should be used for - ANSWER-recruitment
low tolerance
small dynamic range
Excessive use of aspirin will cause - ANSWER-hearing loss
tinnitus
Extending the receiver tube past the isthmus will - ANSWER-give more high
frequencies
give more power
help stop feed back
help with wax problems
Harmonic distortion can be found by using - ANSWER-hearing instrument analyzer
HFA is determined by averaging the values at: - ANSWER-1000, 1600, and 2500 Hz
If a patient comes into your office complaining of having hearing problems in social
situations. After you finish with the complete hearing exam you find that the patient has
a sensorineural hearing loss that was caused by occupational noise exposure. Your
next course of action would include - ANSWER-fitting of hearing instruments
medical clearance
If a patient comes into your office with an audiogram showing a PTA 10 dB AD and 40
dB AS with a gradual sloping configuration, conductive component and normal SDT
scores you would be looking at - ANSWER-hearing loss caused by otitis media
If a patient comes into your office with an audiogram showing a PTA 10 dB AD and 50
dB AS with a flat configuration and 2 K 5 dB peak, sensorineural and reduced SDT
scores you would be looking at - ANSWER-hearing loss caused by Meniere's
2cc conversion from real ear measurement is used for - ANSWER-selection response
for fitting
4 K is the most important in - ANSWER-articulation index
speech understanding
45 dB SPL would be best used in what type of speech exam - ANSWER-sound field
90 dB is used with which one of the following - ANSWER-HFA & MPO
A __________earmold is typically used on the "good ear" side in a CROS fitting -
ANSWER-non occluding
A 64dB gain BTE with an output of 124 dB SSPL-90 would use which of the following
type of earmold - ANSWER-shell
A BiCROS hearing aid consists of - ANSWER-mic on the unaided side and
a mic, amp, rec on the aided side
A condition that could create a hearing problem by restricting the conversion of
acoustical mechanical could be - ANSWER-cholesteatoma
otosclerosis
A larger bore diameter through an earmold canal has what effect on frequencies above
3000 Hz - ANSWER-increases
A longer canal on an earmold - ANSWER-enhances low frequencies
A patient has a severe mixed hearing loss and you are fitting a power BTE hearing aid
with a gain of 74 dB and an output of 140 dB. In order to obtain an earmold that would
assure the least amount of feedback the most appropriate type for this loss would be -
ANSWER-shell
A patient that has lower discrimination in all types of environments or settings would
have - ANSWER-High frequency to precipitous hearing loss
A person with at least some degree of sensorineural hearing loss would be at what dB -
ANSWER-90 dB
Advantage of Real Ear is that - ANSWER-you can see if your patient will meet to target
gain
you can see if your patient will have trouble with certain sounds
you can see if your patient will have occlusion effect
, you can see what effect changing the vent will do to the performance
Based on the slope fitting method, in a high frequency hearing loss, where will you
typically have the greater amount of gain - ANSWER-above 1000 HZ
Bill comes into your office complaining about not being able to hear at the table during
dinner but can hear people across the room. He also complains his voice sounds like it's
in a barrel - ANSWER-shorten canal
raise knee point and give less compression
BTE earmold used for normal hearing to 1000 Hz and a ski slope loss at 4000 Hz -
ANSWER-lucite with a short canal and IROS "A" vent
Compression circuits should be used for - ANSWER-recruitment
low tolerance
small dynamic range
Excessive use of aspirin will cause - ANSWER-hearing loss
tinnitus
Extending the receiver tube past the isthmus will - ANSWER-give more high
frequencies
give more power
help stop feed back
help with wax problems
Harmonic distortion can be found by using - ANSWER-hearing instrument analyzer
HFA is determined by averaging the values at: - ANSWER-1000, 1600, and 2500 Hz
If a patient comes into your office complaining of having hearing problems in social
situations. After you finish with the complete hearing exam you find that the patient has
a sensorineural hearing loss that was caused by occupational noise exposure. Your
next course of action would include - ANSWER-fitting of hearing instruments
medical clearance
If a patient comes into your office with an audiogram showing a PTA 10 dB AD and 40
dB AS with a gradual sloping configuration, conductive component and normal SDT
scores you would be looking at - ANSWER-hearing loss caused by otitis media
If a patient comes into your office with an audiogram showing a PTA 10 dB AD and 50
dB AS with a flat configuration and 2 K 5 dB peak, sensorineural and reduced SDT
scores you would be looking at - ANSWER-hearing loss caused by Meniere's
