Hearing Aid Academy - Final Test
UPDATED ACTUAL Questions and
CORRECT Answers
Dynamic range compression is also called:
dynamic unity
total compression knee point
point of SSPL
logarithmic compression - CORRECT ANSWER- logarithmic compression
A resistor of a hearing aid could be:
the volume control
a pot to adjust the high frequency
tone control
all of the above - CORRECT ANSWER- all of the above
Limiting the output of a hearing aid by using peak clipping would be what type of amplifier:
Class A
Class C
Class D
all of the above - CORRECT ANSWER- Class A
A hearing aid with a push/pull circuit would have:
nickel cadmium battery
,Class B amplifier
low gain and output
lithium chip - CORRECT ANSWER- Class B amplifier
If a hearing aid is classified by polar pattern it is a:
ITE only
directional
hearing aid with a M-T-O switch
uses soft peak clipping - CORRECT ANSWER- directional
With the hearing aid set at the persons MCL you have:
usable gain
greater DR range
functional gain
usable threshold gain - CORRECT ANSWER- functional gain
Prescription formulas are based on which of the following:
Pogo method
Berger method
NAL method
comparative methods - CORRECT ANSWER- comparative methods
Which of the following reasons would you likely fit a bone conduction hearing aid:
cost
,bilateral atresia
more gain
bilateral sensorineural hearing loss - CORRECT ANSWER- bilateral atresia
Sound field are free field are used to:
verify the fit of a hearing instrument
give you aided and unaided scores
to do sound tests using speaker and not head sets
all of the above - CORRECT ANSWER- all of the above
When doing sound field and free field the speaker should be:
45 degrees azimuth and 1 meter
0 degrees azimuth and 1 meter
90 degrees azimuth and 2 meters
180 degrees azimuth and 2 meters - CORRECT ANSWER- 0 degrees azimuth and 1 meter
Showing the difference between REAR and REUR you would have:
insertion gain
insertion loss only for 3 KHz
insertion response for the 2 cc coupler
insertion flat results - CORRECT ANSWER- insertion gain
If a persons hearing aid showed a Matrix of 107/35/20 it would give their:
MCL
, UCL
SPL, gain and tone
SSPL, gain and slope - CORRECT ANSWER- SSPL, gain and slope
Which of the following is a term for closure of the external auditory canal:
otosclerosis
atresia
otitis
stenosis - CORRECT ANSWER- atresia
The decibel expresses:
the threshold of hearing
the ratio between two sound pressures
the pitch of a tone
the loudness of sound - CORRECT ANSWER- the ratio between two sound pressures
Mr. Black comes in to see you and states that he has to turn his hearing aid almost all the way up
to hear and when he does, he gets feed back and the aid sounds funny. What might be your
solution:
open the earmold up more
add a filter
use a milder gain aid
none of the above - CORRECT ANSWER- none of the above
Mrs. Green says that her hearing aid is causing her discomfort. Every time a loud noise occurs,
she feels she experiences physical pain. What might be your solution:
UPDATED ACTUAL Questions and
CORRECT Answers
Dynamic range compression is also called:
dynamic unity
total compression knee point
point of SSPL
logarithmic compression - CORRECT ANSWER- logarithmic compression
A resistor of a hearing aid could be:
the volume control
a pot to adjust the high frequency
tone control
all of the above - CORRECT ANSWER- all of the above
Limiting the output of a hearing aid by using peak clipping would be what type of amplifier:
Class A
Class C
Class D
all of the above - CORRECT ANSWER- Class A
A hearing aid with a push/pull circuit would have:
nickel cadmium battery
,Class B amplifier
low gain and output
lithium chip - CORRECT ANSWER- Class B amplifier
If a hearing aid is classified by polar pattern it is a:
ITE only
directional
hearing aid with a M-T-O switch
uses soft peak clipping - CORRECT ANSWER- directional
With the hearing aid set at the persons MCL you have:
usable gain
greater DR range
functional gain
usable threshold gain - CORRECT ANSWER- functional gain
Prescription formulas are based on which of the following:
Pogo method
Berger method
NAL method
comparative methods - CORRECT ANSWER- comparative methods
Which of the following reasons would you likely fit a bone conduction hearing aid:
cost
,bilateral atresia
more gain
bilateral sensorineural hearing loss - CORRECT ANSWER- bilateral atresia
Sound field are free field are used to:
verify the fit of a hearing instrument
give you aided and unaided scores
to do sound tests using speaker and not head sets
all of the above - CORRECT ANSWER- all of the above
When doing sound field and free field the speaker should be:
45 degrees azimuth and 1 meter
0 degrees azimuth and 1 meter
90 degrees azimuth and 2 meters
180 degrees azimuth and 2 meters - CORRECT ANSWER- 0 degrees azimuth and 1 meter
Showing the difference between REAR and REUR you would have:
insertion gain
insertion loss only for 3 KHz
insertion response for the 2 cc coupler
insertion flat results - CORRECT ANSWER- insertion gain
If a persons hearing aid showed a Matrix of 107/35/20 it would give their:
MCL
, UCL
SPL, gain and tone
SSPL, gain and slope - CORRECT ANSWER- SSPL, gain and slope
Which of the following is a term for closure of the external auditory canal:
otosclerosis
atresia
otitis
stenosis - CORRECT ANSWER- atresia
The decibel expresses:
the threshold of hearing
the ratio between two sound pressures
the pitch of a tone
the loudness of sound - CORRECT ANSWER- the ratio between two sound pressures
Mr. Black comes in to see you and states that he has to turn his hearing aid almost all the way up
to hear and when he does, he gets feed back and the aid sounds funny. What might be your
solution:
open the earmold up more
add a filter
use a milder gain aid
none of the above - CORRECT ANSWER- none of the above
Mrs. Green says that her hearing aid is causing her discomfort. Every time a loud noise occurs,
she feels she experiences physical pain. What might be your solution:
