Hearing aids work by amplifying incoming sound waves. Their function is therefore similar to that of the:
A) middle ear bones.
B) outer ear.
C) basilar membrane.
D) auditory nerve.
Correct Answer:
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Q91: Loudness is measured in:
A)dB.
B)Hz.
C)nm.
D)p)s.i.
Q92: The _ marks the boundary between the
Q93: Which region of the ear is correctly
Q94: The lowest-frequency sound humans can hear is:
A)20
Q95: The basilar membrane lines the:
A)eadrum.
B)outer ear.
C)oval window.
D)cochlea.
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Q99: Place theory is to frequency theory as
Q100: According to frequency theory, the perception of:
A)low-frequency
Q101: People's perception of sounds between 1000 and
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