SHS 311 2b Test Questions with 100% Correct
Answers
The cochlear microphonic has the same _________ as the input sound waveform?
Frequency
Which is not true?
-Most afferent Auditory Nerve fibers innervate the Outer Hair Cells
-Most afferent Auditory Nerve fibers innervate the Inner Hair Cells
Most afferent Auditory Nerve fibers innervate the Outer Hair Cells
Which is true?
-Most afferent Auditory Nerve fibers innervate the Outer Hair Cells
-Most afferent Auditory Nerve fibers innervate the Inner Hair Cells
Most afferent Auditory Nerve fibers innervate the Inner Hair Cells
During the repolarization phase of an action potential, which channel opens?
K+ channel
What is spontaneous response?
Neural response in the absence of sound
Which is not a feature of the neural tuning curve?
-Compressive nonlinearity
-Shallow low-frequency tail
-Steep high-frequency roll-off
Compressive nonlinearity
What is an Auditory Nerve fiber's characteristic frequency?
, The frequency at the trough of the tuning curve
In the PST histogram, which response rate is the highest?
Onset response
Which statement is true?
-Neurons do not fire at a particular phase of stimulus and may not fire in each stimulus
cycle
-Neurons do not fire at a particular phase of stimulus but they fire in each stimulus
cycle
-Neurons fire at a particular phase of stimulus and they fire in each stimulus cycle
-Neurons fire at a particular phase of stimulus but they may not fire in each stimulus
cycle
Neurons fire at a particular phase of stimulus but they may not fire in each stimulus cycle
If an ISI histogram has peaks at 4, 8, 12, and 16 msec, what is the likely frequency of the
sound?
250 Hz
What is the limitation of rate code of intensity?
Limited dynamic range
Which frequency is unlikely to produce auditory nerve responses that follow the
temporal pattern of sound waveform?
10000 Hz
Which vowel is it on the last slide of the video for "Auditory Neural Coding"?
Vowel /e/
Answers
The cochlear microphonic has the same _________ as the input sound waveform?
Frequency
Which is not true?
-Most afferent Auditory Nerve fibers innervate the Outer Hair Cells
-Most afferent Auditory Nerve fibers innervate the Inner Hair Cells
Most afferent Auditory Nerve fibers innervate the Outer Hair Cells
Which is true?
-Most afferent Auditory Nerve fibers innervate the Outer Hair Cells
-Most afferent Auditory Nerve fibers innervate the Inner Hair Cells
Most afferent Auditory Nerve fibers innervate the Inner Hair Cells
During the repolarization phase of an action potential, which channel opens?
K+ channel
What is spontaneous response?
Neural response in the absence of sound
Which is not a feature of the neural tuning curve?
-Compressive nonlinearity
-Shallow low-frequency tail
-Steep high-frequency roll-off
Compressive nonlinearity
What is an Auditory Nerve fiber's characteristic frequency?
, The frequency at the trough of the tuning curve
In the PST histogram, which response rate is the highest?
Onset response
Which statement is true?
-Neurons do not fire at a particular phase of stimulus and may not fire in each stimulus
cycle
-Neurons do not fire at a particular phase of stimulus but they fire in each stimulus
cycle
-Neurons fire at a particular phase of stimulus and they fire in each stimulus cycle
-Neurons fire at a particular phase of stimulus but they may not fire in each stimulus
cycle
Neurons fire at a particular phase of stimulus but they may not fire in each stimulus cycle
If an ISI histogram has peaks at 4, 8, 12, and 16 msec, what is the likely frequency of the
sound?
250 Hz
What is the limitation of rate code of intensity?
Limited dynamic range
Which frequency is unlikely to produce auditory nerve responses that follow the
temporal pattern of sound waveform?
10000 Hz
Which vowel is it on the last slide of the video for "Auditory Neural Coding"?
Vowel /e/
