Question 1

Select all that apply.What functions have been demonstrated for bat biosonar?

Accepted Answer

A) Bats use biosonar to hunt insects. 
B) Bats use biosonar to determine the weather. 
C) Bats use biosonar to avoid obstacles such as other bats in tight spaces. 
D) Bats use biosonar to identify their offspring. 
A) Bats use biosonar to hunt insects. 
B) Bats use biosonar to determine the weather. 
C) Bats use biosonar to avoid obstacles such as other bats in tight spaces. 
D) Bats use biosonar to identify their offspring.

Question 2

Bat calls approach 140 dB, and dolphin calls may exceed 200 dB.What happens when human beings are in close proximity to these very loud calls?

Accepted Answer

A) Human beings can damage their ears because of the high amplitude of the sounds. 
B) Human beings remain unaware of the calls because the frequencies being used are out of the human range of hearing. 
C) Human beings sense pain, but their hearing is not damaged because the calls are so short. 
D) Human being contract their tensor tympani muscles to dampen the sounds. 
A) Human beings can damage their ears because of the high amplitude of the sounds. 
B) Human beings remain unaware of the calls because the frequencies being used are out of the human range of hearing. 
C) Human beings sense pain, but their hearing is not damaged because the calls are so short. 
D) Human being contract their tensor tympani muscles to dampen the sounds.

Question 3

The cochlear nucleus is a structure in the brain stem that receives input from inner hair cells.

Accepted Answer

A) True 
 B)False

Question 4

A bat can determine whether an object is to the left or the right of the bat's location by ______.

Accepted Answer

A) computing the Doppler effect on amplitude differences 
B) a comparison of the returning echo to its two ears 
C) using differential signals at different frequencies 
D) comparing the CF component to the FM component 
A) computing the Doppler effect on amplitude differences 
B) a comparison of the returning echo to its two ears 
C) using differential signals at different frequencies 
D) comparing the CF component to the FM component

Question 5

High-frequency sonar enables bats to hunt for ______.

Accepted Answer

A) insects 
B) eagles 
C) geese 
D) people 
A) insects 
B) eagles 
C) geese 
D) people

Question 6

The Symphony Hall in Boston has excellent acoustics.Considering this, the hall probably ______.

Accepted Answer

A) reduces the reverberation of higher frequencies 
B) has a reverberation time of six seconds 
C) reduces the reverberation of lower frequencies 
D) has a reverberation time of ten seconds 
A) reduces the reverberation of higher frequencies 
B) has a reverberation time of six seconds 
C) reduces the reverberation of lower frequencies 
D) has a reverberation time of ten seconds

Question 7

Po-Yu hears someone shout to his left.The structure in his brain stem that plays a role in telling Po-Yu the direction of this sound is known as the ______.

Accepted Answer

A) parabelt region 
B) posterior parietal area 
C) trapezoid body 
D) zonules of Zin 
A) parabelt region 
B) posterior parietal area 
C) trapezoid body 
D) zonules of Zin

Question 8

The study of how physical spaces affect the way sounds are reflected in a room is called ______.

Accepted Answer

A) acoustical response 
B) acoustical reverberation 
C) architectural acoustics 
D) architectural reverberation 
A) acoustical response 
B) acoustical reverberation 
C) architectural acoustics 
D) architectural reverberation

Question 9

In a room about 30 yards long and 20 yards wide, one pair of people is sitting at one end, another pair is sitting in the middle, and the third pair is sitting at the opposite end.When they are all talking, the two people in each pair have a difficult time hearing each other, even though they are sitting not more than two feet apart.This situation is most likely caused by ______.

Accepted Answer

A) a short reverberation time 
B) a long reverberation time 
C) a short interaural level difference 
D) a long interaural level difference 
A) a short reverberation time 
B) a long reverberation time 
C) a short interaural level difference 
D) a long interaural level difference

Question 10

What is the difference between CF-FM calls and CF calls in bats?

Accepted Answer

A) CF-FM calls involve long calls at a single frequency; FM calls involve a modulation of frequencies. 
B) CF-FM calls involve a modulation of frequencies; FM calls use a single signal at a high frequency. 
C) CF-FM calls require a loud initial call followed by a decrease in amplitude; FM calls use only a single amplitude. 
D) CF-FM calls involve a series of calls at different amplitudes spaced out in a rhythmic pattern; FM calls use a single signal at a low amplitude. 
A) CF-FM calls involve long calls at a single frequency; FM calls involve a modulation of frequencies. 
B) CF-FM calls involve a modulation of frequencies; FM calls use a single signal at a high frequency. 
C) CF-FM calls require a loud initial call followed by a decrease in amplitude; FM calls use only a single amplitude. 
D) CF-FM calls involve a series of calls at different amplitudes spaced out in a rhythmic pattern; FM calls use a single signal at a low amplitude.

Question 11

A spectral shape cue is ______.

Accepted Answer

A) a source of information about the shape of the cochlea 
B) a pattern in the harmonics that indicates speech rather than other sound signals 
C) the band of frequencies necessary to stimulate the eighth cranial nerve 
D) the change in a sound's frequency envelope created by the pinnae 
A) a source of information about the shape of the cochlea 
B) a pattern in the harmonics that indicates speech rather than other sound signals 
C) the band of frequencies necessary to stimulate the eighth cranial nerve 
D) the change in a sound's frequency envelope created by the pinnae

Question 12

The distance of a predator, such as a bat or dolphin, from its potential target, determined by timing an echo's return, is known as ______.

Accepted Answer

A) predator interface 
B) the Doppler coefficient 
C) target range 
D) rate of approach 
A) predator interface 
B) the Doppler coefficient 
C) target range 
D) rate of approach

Question 13

What is the term for the situation in which frequencies present in the environment resemble the possible pattern of a fundamental frequency and higher harmonics?

Accepted Answer

A) spectral segregation 
B) the cone of confusion 
C) harmonic coherence 
D) acoustic asymmetry 
A) spectral segregation 
B) the cone of confusion 
C) harmonic coherence 
D) acoustic asymmetry

Question 14

Explain spatial segregation and give an example.

Accepted Answer

Student examples will vary.A sample answ

Question 15

Which of the following is an accurate statement about the hearing of infants?

Accepted Answer

A) Infants will respond similarly to sounds they heard in utero and sounds they did not. 
B) Infants have higher thresholds across the frequency range than young adults. 
C) Infants by the age of one month are tuned to separate the sources of sounds in any auditory input. 
D) Two-day-old infants can recognize the voices of their own mothers relative to the voices of other mothers. 
A) Infants will respond similarly to sounds they heard in utero and sounds they did not. 
B) Infants have higher thresholds across the frequency range than young adults. 
C) Infants by the age of one month are tuned to separate the sources of sounds in any auditory input. 
D) Two-day-old infants can recognize the voices of their own mothers relative to the voices of other mothers.

Question 16

Bats and dolphins use Doppler shifts to determine the relative size of the object to themselves.

Accepted Answer

A) True 
 B)False

Question 17

A structure in the brain stem that receives input from inner hair cells is known as the ______.

Accepted Answer

A) inferior colliculus 
B) superior colliculus 
C) cochlear nucleus 
D) inferotemporal cortex 
A) inferior colliculus 
B) superior colliculus 
C) cochlear nucleus 
D) inferotemporal cortex

Question 18

From the superior olive, the next synapse in the ascending pathway of auditory information is the ______.

Accepted Answer

A) trapezoid body 
B) medial geniculate nucleus 
C) inferior colliculus 
D) superior olive 
A) trapezoid body 
B) medial geniculate nucleus 
C) inferior colliculus 
D) superior olive

Question 19

The difference in loudness and frequency distribution between the two ears is known as ______.

Accepted Answer

A) interaural level differences 
B) binaural loudness distributions 
C) the trapezoid of confusion 
D) the amplitude-frequency tradeoff 
A) interaural level differences 
B) binaural loudness distributions 
C) the trapezoid of confusion 
D) the amplitude-frequency tradeoff

Question 20

Patient RS has damage to his primary auditory cortex, but there is no damage to his cochlea or auditory nerve.What problems might this patient have?

Accepted Answer

A) Intact frequency discrimination and detection threshold, but a deficit in discriminating differences in individual voices. 
B) There would be no deficits as the belt and parabelt regions are undamaged. 
C) There would be severe deficits in speech recognition, but music perception would continue unimpaired. 
D) The patient would have deficits in discriminating frequencies and might report no hearing at all. 
A) Intact frequency discrimination and detection threshold, but a deficit in discriminating differences in individual voices. 
B) There would be no deficits as the belt and parabelt regions are undamaged. 
C) There would be severe deficits in speech recognition, but music perception would continue unimpaired. 
D) The patient would have deficits in discriminating frequencies and might report no hearing at all.

Select all that apply.What functions have been demonstrated for bat biosonar?

Bat calls approach 140 dB, and dolphin calls may exceed 200 dB.What happens when human beings are in close proximity to these very loud calls?

The cochlear nucleus is a structure in the brain stem that receives input from inner hair cells.

A bat can determine whether an object is to the left or the right of the bat's location by ______.

High-frequency sonar enables bats to hunt for ______.

The Symphony Hall in Boston has excellent acoustics.Considering this, the hall probably ______.

Po-Yu hears someone shout to his left.The structure in his brain stem that plays a role in telling Po-Yu the direction of this sound is known as the ______.

The study of how physical spaces affect the way sounds are reflected in a room is called ______.

What is the difference between CF-FM calls and CF calls in bats?

A spectral shape cue is ______.

The distance of a predator, such as a bat or dolphin, from its potential target, determined by timing an echo's return, is known as ______.

What is the term for the situation in which frequencies present in the environment resemble the possible pattern of a fundamental frequency and higher harmonics?

Explain spatial segregation and give an example.

Which of the following is an accurate statement about the hearing of infants?

Bats and dolphins use Doppler shifts to determine the relative size of the object to themselves.

A structure in the brain stem that receives input from inner hair cells is known as the ______.

From the superior olive, the next synapse in the ascending pathway of auditory information is the ______.

The difference in loudness and frequency distribution between the two ears is known as ______.

Patient RS has damage to his primary auditory cortex, but there is no damage to his cochlea or auditory nerve.What problems might this patient have?

What Is Perception

Research Methodology

Visual System: The Eye

Visual System: The Brain

Object Perception

Color Perception

Depth and Size Perception

Movement and Action

Visual Attention

The Auditory System

Speech Perception

Music Perception

Touch and Pain

Olfaction and Taste

Filters

Exam 11: The Auditory Brain and Sound Localization

Select all that apply.What functions have been demonstrated for bat biosonar?

Bat calls approach 140 dB, and dolphin calls may exceed 200 dB.What happens when human beings are in close proximity to these very loud calls?

The cochlear nucleus is a structure in the brain stem that receives input from inner hair cells.

A bat can determine whether an object is to the left or the right of the bat's location by ______.

High-frequency sonar enables bats to hunt for ______.

The Symphony Hall in Boston has excellent acoustics.Considering this, the hall probably ______.

Po-Yu hears someone shout to his left.The structure in his brain stem that plays a role in telling Po-Yu the direction of this sound is known as the ______.

The study of how physical spaces affect the way sounds are reflected in a room is called ______.

What is the difference between CF-FM calls and CF calls in bats?

A spectral shape cue is ______.

The distance of a predator, such as a bat or dolphin, from its potential target, determined by timing an echo's return, is known as ______.

What is the term for the situation in which frequencies present in the environment resemble the possible pattern of a fundamental frequency and higher harmonics?

Explain spatial segregation and give an example.

Which of the following is an accurate statement about the hearing of infants?

Bats and dolphins use Doppler shifts to determine the relative size of the object to themselves.

A structure in the brain stem that receives input from inner hair cells is known as the ______.

From the superior olive, the next synapse in the ascending pathway of auditory information is the ______.

The difference in loudness and frequency distribution between the two ears is known as ______.

Patient RS has damage to his primary auditory cortex, but there is no damage to his cochlea or auditory nerve.What problems might this patient have?

What Is Perception

Research Methodology

Visual System: The Eye

Visual System: The Brain

Object Perception

Color Perception

Depth and Size Perception

Movement and Action

Visual Attention

The Auditory System

Speech Perception

Music Perception

Touch and Pain

Olfaction and Taste

Filters