EXAM PREP (PART 2)CORRECT 100%
Smaller ID (inside diameter) tubing will:
A)Move peak to lower frequencies
B)Increase effective gain
C)Increase height of original peak
D)Increase low frequency - ANSWER A
A disadvantage of WDRC and DSP processing is that patient complains of hearing
noises where there are no sounds. Which of the following is used to correct this
problem?
A)Input compression
B)Output compression
C)Multiple microphones
D)Expansion - ANSWER D
An earmold problem that might contribute to feedback or whistling is: (Choose ALL that
apply)
A)A loose mold
B)Hardening tubing
C)A hole in the tubing
D)Thick wall instead of thin wall tubing - ANSWER ABC
What BEST describes the effect on the patient if you continue to lower a hearing aid'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 crowded party
C)Little or no gain for moderately loud sounds
D)Too much amplification in a crowded party - ANSWER ABC
Of the 3 earmold types, what would work best for someone who needs a mild to
moderate gain with loose or soft ear texture
A)Acrylic
B)Vinyl
C)Silicone
D)Polethylene - ANSWER A
Normally, where would you place the otoblocks
A)At the TM
B)Before second bend
C)Beyond second bend
D)After the first bend but before second bend - ANSWER C