NBC-HIS PREP EXAM QUESTIONS AND ANSWERS - 100%
VERIFIED - LATEST 2026 - GUARANTEED PASS
ANSWER Acoustic Trauma is the most frequent cause of hearing loss at 4000
Hz.
A mother arrives concerned that her hearing has gotten worse since giving birth
to her first child. What is probably causing this? ANSWER Otosclerosis
ANSWER is indicated by a significant dip in the 6000Hz in just one ear with
positive tone decay. Potential malignancy of the retrocochlea
A patient complains that his hearing aids are weak and feeding back after being
cleaned. What is the likely cause of this issue? ANSWER Receiver tubing gets
pushed in.
ANSWER Bony growth in the external auditory canal: How can an osteoma
appear?
This response is accurate.
Which validation technique works best in a sound field environment?
ANSWER NU-6
Which sound field test— ANSWER QuickSIN—determines whether
directional microphones are beneficial?
Acoustic impedance is the ANSWER resistance that a substance offers to
sound waves.
What is not contraindicated during otoscopic examination? ANSWER
Tympanic membrane compliance
What two factors confirm an audiogram? ANSWER : SRT and PTA must
concur and be within 5–10 dB of one another.
What kind of transmission should the receptionist be concerned about when a
patient brings in his hearing aids to be cleaned and places them on the counter?
ANSWER Indirect Transmission
VERIFIED - LATEST 2026 - GUARANTEED PASS
ANSWER Acoustic Trauma is the most frequent cause of hearing loss at 4000
Hz.
A mother arrives concerned that her hearing has gotten worse since giving birth
to her first child. What is probably causing this? ANSWER Otosclerosis
ANSWER is indicated by a significant dip in the 6000Hz in just one ear with
positive tone decay. Potential malignancy of the retrocochlea
A patient complains that his hearing aids are weak and feeding back after being
cleaned. What is the likely cause of this issue? ANSWER Receiver tubing gets
pushed in.
ANSWER Bony growth in the external auditory canal: How can an osteoma
appear?
This response is accurate.
Which validation technique works best in a sound field environment?
ANSWER NU-6
Which sound field test— ANSWER QuickSIN—determines whether
directional microphones are beneficial?
Acoustic impedance is the ANSWER resistance that a substance offers to
sound waves.
What is not contraindicated during otoscopic examination? ANSWER
Tympanic membrane compliance
What two factors confirm an audiogram? ANSWER : SRT and PTA must
concur and be within 5–10 dB of one another.
What kind of transmission should the receptionist be concerned about when a
patient brings in his hearing aids to be cleaned and places them on the counter?
ANSWER Indirect Transmission
