NBC-HIS Prep Exam Ques ons and answers Newest
RATED A+ 2025/2026 UPDATED
Most common cause of hearing loss at 4000 Hz - CORRECT ANSWERS Acous c Trauma
A mother comes in worried her hearing is worse since the birth of her first kid what is likely
happening - CORRECT ANSWERS Otosclerosis
A large dip in the 6000Hz in only one ear with posi ve tone decay is indica ve of - CORRECT
ANSWERS Possible retro-cochlear tumor
Pa ent comes in complaining his hearing aids worked fine un l they were cleaned, now they
are weak and feeding back what is the likely cause of this problem - CORRECT ANSWERS
Receiver tubing is pushed in
How does an osteoma present - CORRECT ANSWERS Bony growth in external auditory canal
This is a correct answer
Which valida on method can be effec vely performed in a sound field envoirnment? -
CORRECT ANSWERS NU-6
Which sound field test determines the benefit of direc onal microphones - CORRECT ANSWERS
QuickSIN
acous c impedance - CORRECT ANSWERS resistance a material provides to the passage of
sound waves
, During otoscopic inspec on what is not a contraindica on - CORRECT ANSWERS Compliance
of the tympanic membrane
What two thing verifies an audiogram - CORRECT ANSWERS SRT and PTA have to agree (Must
be within 5-10 decibels of each other
A pa ent brings his hearing aids in to be cleaned and sets them on the counter what type of
transmission should the recep onist be concerned about - CORRECT ANSWERS Indirect
Transmission
A pa ent comes in for a hearing evalua on otoscopy was clear and the results showed
symmetrical precipitous high frequency hearing loss what type of coupler should be used -
CORRECT ANSWERS Open-dome
A pa ent comes in for a second follow-up and complains that sounds like the furnace and the
fans are too loud and annoying which feature should be adjusted? - CORRECT ANSWERS
Expansion
Extending a receiver tubing past the isthmus will have what effect - CORRECT ANSWERS Give
more high frequencies give more power help with feedback and wax
What does the microphone do in a hearing aid - CORRECT ANSWERS Transducer that changes
acous c energy-electrical wave form
Output - CORRECT ANSWERS The highest intensity that the hearing aid can produce
Small diameter tubing has its greatest effect on - CORRECT ANSWERS Decreasing High
frequency gain
RATED A+ 2025/2026 UPDATED
Most common cause of hearing loss at 4000 Hz - CORRECT ANSWERS Acous c Trauma
A mother comes in worried her hearing is worse since the birth of her first kid what is likely
happening - CORRECT ANSWERS Otosclerosis
A large dip in the 6000Hz in only one ear with posi ve tone decay is indica ve of - CORRECT
ANSWERS Possible retro-cochlear tumor
Pa ent comes in complaining his hearing aids worked fine un l they were cleaned, now they
are weak and feeding back what is the likely cause of this problem - CORRECT ANSWERS
Receiver tubing is pushed in
How does an osteoma present - CORRECT ANSWERS Bony growth in external auditory canal
This is a correct answer
Which valida on method can be effec vely performed in a sound field envoirnment? -
CORRECT ANSWERS NU-6
Which sound field test determines the benefit of direc onal microphones - CORRECT ANSWERS
QuickSIN
acous c impedance - CORRECT ANSWERS resistance a material provides to the passage of
sound waves
, During otoscopic inspec on what is not a contraindica on - CORRECT ANSWERS Compliance
of the tympanic membrane
What two thing verifies an audiogram - CORRECT ANSWERS SRT and PTA have to agree (Must
be within 5-10 decibels of each other
A pa ent brings his hearing aids in to be cleaned and sets them on the counter what type of
transmission should the recep onist be concerned about - CORRECT ANSWERS Indirect
Transmission
A pa ent comes in for a hearing evalua on otoscopy was clear and the results showed
symmetrical precipitous high frequency hearing loss what type of coupler should be used -
CORRECT ANSWERS Open-dome
A pa ent comes in for a second follow-up and complains that sounds like the furnace and the
fans are too loud and annoying which feature should be adjusted? - CORRECT ANSWERS
Expansion
Extending a receiver tubing past the isthmus will have what effect - CORRECT ANSWERS Give
more high frequencies give more power help with feedback and wax
What does the microphone do in a hearing aid - CORRECT ANSWERS Transducer that changes
acous c energy-electrical wave form
Output - CORRECT ANSWERS The highest intensity that the hearing aid can produce
Small diameter tubing has its greatest effect on - CORRECT ANSWERS Decreasing High
frequency gain
