NSCI 225 Exam 3 | UPDATED Questions with 100% Verified Answers
Question:
The diagram of the cochlea illustrates the sorting of
frequencies, with high frequencies activating the base of the
cochlea and low frequencies activating the apex, is called
a. the artificial ossicles map.
b. the phase-locking mechanisms in the sound processor.
c. resonance harmonics on the tectorial membrane.
d. the tonotopic map of frequencies on the cochlea.
Answer:
d. the tonotopic map of frequencies on the cochlea.
Question:
The motion of the basilar membrane results in
a. only the up-and-down motion of the tectorial membrane.
b. direct stimulation of hair cell cilia.
c. movement of both the organ of Corti and the tectorial
membrane.
d. only the back-and-forth movement of the organ of Corti.
Answer:
c. movement of both the organ of Corti and the tectorial membrane.
Question:
Research supports that an infant's ability to recognize the
mother's voice is due to
a. the mother's diet during pregnancy.
b. a well-developed auditory cortex at birth.
c. hearing the mother talk while in the womb.
d. genetics.
Answer:
c. hearing the mother talk while in the womb.
Question:
,The correct order of the ossicles in the middle ear (from the
ear drum to the oval window) is
a. stapes; malleus; incus.
b. stirrup; hammer; anvil.
c. malleus; incus; stapes.
d. stirrup; anvil; hammer.
Answer:
c. malleus; incus; stapes.
Question:
At their highest settings, portable music players can reach
what level, which is higher than OSHA's recommended
maximum?
a. 155 dB
b. 85 dB
c. 100 dB
d. 76 dB
Answer:
c. 100 dB
Question:
Békésy discovered the traveling wave motion of the basilar
membrane by
a. using brain imaging techniques in humans.
b. using single-cell recordings from live monkeys.
c. computer simulations.
d. stimulating the ear of human cadavers.
Answer:
d. stimulating the ear of human cadavers.
Question:
A complex tone can be created by starting with a pure tone
and adding frequencies that are multiples of this first
frequency. What is this pure tone called?
, a. The audible frequency
b. The spatial frequency
c. The harmonic frequency
d. The fundamental frequency
Answer:
d. The fundamental frequency
Question:
Auditory nerve fibers fire in synchrony with the rising and
falling pressure of the pure tone, a phenomenon called
a. place theory.
b. phase locking.
c. Fourier analysis.
d. motile response.
Answer:
b. phase locking.
Question:
As you increase the decibel level from 80 dB to 100 dB, the
sound pressure ratio goes from
a. 100 to 1000.
b. 80 to 100.
c. 800 to 1000.
d. 10,000 to 100,000.
Answer:
d. 10,000 to 100,000.
Question:
When listening to music, which method will help ensure you
hear all the frequencies represented in the piece?
a. Hold the volume constant throughout the piece.
b. Play white noise in the background to allow for better
discrimination.
Question:
The diagram of the cochlea illustrates the sorting of
frequencies, with high frequencies activating the base of the
cochlea and low frequencies activating the apex, is called
a. the artificial ossicles map.
b. the phase-locking mechanisms in the sound processor.
c. resonance harmonics on the tectorial membrane.
d. the tonotopic map of frequencies on the cochlea.
Answer:
d. the tonotopic map of frequencies on the cochlea.
Question:
The motion of the basilar membrane results in
a. only the up-and-down motion of the tectorial membrane.
b. direct stimulation of hair cell cilia.
c. movement of both the organ of Corti and the tectorial
membrane.
d. only the back-and-forth movement of the organ of Corti.
Answer:
c. movement of both the organ of Corti and the tectorial membrane.
Question:
Research supports that an infant's ability to recognize the
mother's voice is due to
a. the mother's diet during pregnancy.
b. a well-developed auditory cortex at birth.
c. hearing the mother talk while in the womb.
d. genetics.
Answer:
c. hearing the mother talk while in the womb.
Question:
,The correct order of the ossicles in the middle ear (from the
ear drum to the oval window) is
a. stapes; malleus; incus.
b. stirrup; hammer; anvil.
c. malleus; incus; stapes.
d. stirrup; anvil; hammer.
Answer:
c. malleus; incus; stapes.
Question:
At their highest settings, portable music players can reach
what level, which is higher than OSHA's recommended
maximum?
a. 155 dB
b. 85 dB
c. 100 dB
d. 76 dB
Answer:
c. 100 dB
Question:
Békésy discovered the traveling wave motion of the basilar
membrane by
a. using brain imaging techniques in humans.
b. using single-cell recordings from live monkeys.
c. computer simulations.
d. stimulating the ear of human cadavers.
Answer:
d. stimulating the ear of human cadavers.
Question:
A complex tone can be created by starting with a pure tone
and adding frequencies that are multiples of this first
frequency. What is this pure tone called?
, a. The audible frequency
b. The spatial frequency
c. The harmonic frequency
d. The fundamental frequency
Answer:
d. The fundamental frequency
Question:
Auditory nerve fibers fire in synchrony with the rising and
falling pressure of the pure tone, a phenomenon called
a. place theory.
b. phase locking.
c. Fourier analysis.
d. motile response.
Answer:
b. phase locking.
Question:
As you increase the decibel level from 80 dB to 100 dB, the
sound pressure ratio goes from
a. 100 to 1000.
b. 80 to 100.
c. 800 to 1000.
d. 10,000 to 100,000.
Answer:
d. 10,000 to 100,000.
Question:
When listening to music, which method will help ensure you
hear all the frequencies represented in the piece?
a. Hold the volume constant throughout the piece.
b. Play white noise in the background to allow for better
discrimination.
