Hearing Aid Dispenser Practice Test
Questions and Answers
What BEST describes the effect on the patient if you continue to lower a
... [Show More] hearing
instrument's kneepoint and increase the compression ratio? Choose ALL that apply.
A. a lot of gain for soft sounds
B. very few speech cues in a crowded party
C. little or no gain for moderately loud sounds
D. too much amplification in a crowded party - CORRECT ANSWER-A,B, & C
What frequencies would be MOST affected by a head cold? - CORRECT ANSWERLow frequencies. 250,500
What is found on the bottom of the ear canal? - CORRECT ANSWER-The Vagus
Nerve(Xth Cranial)
What test would best predict the signal-to-noise ratio necessary for
a hearing impaired person to understand speech normally in noise? - CORRECT
ANSWER-QuickSIN.
What would be the BEST way to prevent an intermittency in the hearing instrument
from showing up in the delivery process?
A. 2 cc couplet N.A.L. target matching
B. real ear testing
C. biological check of the instrument
D. A.N.S.I. test of the instruments - CORRECT ANSWER-C. biological check of the
instrument
When both stapedius muscles contract even though only one ear is stimulated is called:
- CORRECT ANSWER-Consensual Reflex.
When considering different digital hearing instruments, open platform technology is
generally considered:
A. more complicated to program
B. software driven
C. hardware based
D. less flexible for programming - CORRECT ANSWER-B. software driven
When discussing benefits of multi-channel digital hearing instruments which of the
following does NOT apply?
A. Increased capacity for aid to change with hearing changes
B. Increased hearing benefit in noise
C. Exact fit to the patient's hearing loss
D. More "natural" sound reproduction - CORRECT ANSWER-C. Exact fit to patient's
hearing loss.
When IA is exceeed, and one cochlea is better than the other ____ - CORRECT
ANSWER-Cross-Over is possible.
When patient/client concerns should be addressed - CORRECT ANSWER-Immediately.
When troubleshooting a hearing instrument, you discover the electrical signal cannot
be converted into acoustical energy. Which component is MOST likely defective?
A. microphone
B. amplifier
C. receiver
D. power source - CORRECT ANSWER-C. receiver
Where signal processing occurs - CORRECT ANSWER-Amplifier
Which condition of the human ear has NO effect on real ear-probe tube
measurements?
A. length of canal
B. stiffness of T.M.
C. physical shape
D. diameter of canal - CORRECT ANSWER-B. Stiffness of T.M.
Which of the following procedures would MOST likely be associated with fitting
problems?
A. Stapedectomy
B. Fistula repair
C. Myringotomy
D. Mastoidectomy - CORRECT ANSWER-D. Mastoidectomy.
Why do we mask? - CORRECT ANSWER-To ensure the the ear being tested is the
ONLY ear participating in or contributing to the threshold measurements.
Word Recognition intensity should be presented at: - CORRECT ANSWER-MCL or 30
to 40 dB above speech reception threshold (SRT).
Two main objectives of Aural Rehabilitation - CORRECT ANSWER-1. Educate the
patient/client about the social and emotional aspects of hearing loss and devise a
communication strategy that can be implemented. 2. Maximize the use of the hearing
instruments within the context of the patient's/client's lifestyle and communication
needs.
Two key functions of hearing loops - CORRECT ANSWER-1. Allow electromagnetic
signal from conventional telephones, and some cell phones [Show Less]