Question 1

The descending auditory pathway reaches as far as

Accepted Answer

A)  Medial geniculate nuclei 
B)  Superior olives 
C)  Cochlear nuclei 
D)  Cochleas 
A)  Medial geniculate nuclei 
B)  Superior olives 
C)  Cochlear nuclei 
D)  Cochleas D

Question 2

Where is the place of maximum displacement on the basilar membrane?

Accepted Answer

A)  Near the base for low frequencies 
B)  Near the apex for low frequencies 
C)  Near the middle for low frequencies 
D)  Near the middle for high frequencies 
A)  Near the base for low frequencies 
B)  Near the apex for low frequencies 
C)  Near the middle for low frequencies 
D)  Near the middle for high frequencies B

Question 3

Which one of the following statements is not correct?

Accepted Answer

A)  Sound pressure waves travel through the air at a constant speed of about 33 metres per second 
B)  Sound consists of pressure waves carried by vibrating air molecules 
C)  Parts of the sound wave where air pressure is increased are called compressions 
D)  Parts of the sound wave where air pressure is decreased are called rarefactions 
A)  Sound pressure waves travel through the air at a constant speed of about 33 metres per second 
B)  Sound consists of pressure waves carried by vibrating air molecules 
C)  Parts of the sound wave where air pressure is increased are called compressions 
D)  Parts of the sound wave where air pressure is decreased are called rarefactions A

Question 4

The structure through which all ascending projections in the auditory system pass immediately before they reach primary auditory cortex is the

Accepted Answer

A)  Medial geniculate nucleus 
B)  Lateral geniculate nucleus 
C)  Superior olive 
D)  Cochlear nucleus 
A)  Medial geniculate nucleus 
B)  Lateral geniculate nucleus 
C)  Superior olive 
D)  Cochlear nucleus

Question 5

Which statement is not true of linear acoustic filters

Accepted Answer

A)  A pure tone input produces a pure tone output 
B)  If the input sound amplitude doubles, the output amplitude doubles 
C)  Different input signals combine additively 
D)  The output can contain more frequency components than the input 
A)  A pure tone input produces a pure tone output 
B)  If the input sound amplitude doubles, the output amplitude doubles 
C)  Different input signals combine additively 
D)  The output can contain more frequency components than the input

Question 6

In humans, what effects do the shape and size of the pinna, concha and ear canal have on hearing?

Accepted Answer

A)  Amplify frequencies above 7kHz 
B)  Amplify frequencies below 1.5kHz 
C)  Amplify frequencies between 1.5 and 7kHz 
D)  Attenuate frequencies between 1.5 and 7 kHz 
A)  Amplify frequencies above 7kHz 
B)  Amplify frequencies below 1.5kHz 
C)  Amplify frequencies between 1.5 and 7kHz 
D)  Attenuate frequencies between 1.5 and 7 kHz

Question 7

Which sound pressure level in decibels (dB) is likely to cause pain and hearing loss

Accepted Answer

A)  6 dB 
B)  14 dB 
C)  60 dB 
D)  140 dB 
A)  6 dB 
B)  14 dB 
C)  60 dB 
D)  140 dB

Question 8

Sound frequency relates to our perception of its

Accepted Answer

A)  Onset 
B)  Pitch 
C)  Loudness 
D)  Direction 
A)  Onset 
B)  Pitch 
C)  Loudness 
D)  Direction

Question 9

Which one of the following does not provide a cue for the localization of sound sources?

Accepted Answer

A)  Two-tone suppression 
B)  The filtering effect of the pinna 
C)  Inter-aural time differences 
D)  Inter-aural level differences 
A)  Two-tone suppression 
B)  The filtering effect of the pinna 
C)  Inter-aural time differences 
D)  Inter-aural level differences

Question 10

How long does it take for sounds originating directly opposite one ear to arrive at the other ear?

Accepted Answer

A)  70 microseconds 
B)  70 milliseconds 
C)  100 microseconds 
D)  700 microseconds 
A)  70 microseconds 
B)  70 milliseconds 
C)  100 microseconds 
D)  700 microseconds

Question 11

What information about a sound is displayed in a spectrogram?

Accepted Answer

A)  Fourier synthesis 
B)  Magnitude and phase spectra 
C)  Time-varying magnitude spectrum 
D)  Time-varying phase spectrum 
A)  Fourier synthesis 
B)  Magnitude and phase spectra 
C)  Time-varying magnitude spectrum 
D)  Time-varying phase spectrum

Question 12

The firing of hair cells in synchrony with the variation of the pressure of the input sound is known as

Accepted Answer

A)  Phase locking 
B)  Frequency coding 
C)  Place coding 
D)  Filtering 
A)  Phase locking 
B)  Frequency coding 
C)  Place coding 
D)  Filtering

Question 13

Which term describes the characteristic of musical notes that allows us to hear a melody?

Accepted Answer

A)  frequency 
B)  amplitude 
C)  phase 
D)  decibel 
E)  pressure 
A)  frequency 
B)  amplitude 
C)  phase 
D)  decibel 
E)  pressure

Question 14

What procedure reveals the sine wave components in a complex sound

Accepted Answer

A)  Fourier synthesis 
B)  Filtering 
C)  Fourier analysis 
D)  Sound pressure level analysis 
A)  Fourier synthesis 
B)  Filtering 
C)  Fourier analysis 
D)  Sound pressure level analysis

Question 15

Transduction by cochlear hair cells can occur within a period as short as:

Accepted Answer

A)  10 nanoseconds 
B)  10 microseconds 
C)  10 milliseconds 
D)  1/10 of a second 
A)  10 nanoseconds 
B)  10 microseconds 
C)  10 milliseconds 
D)  1/10 of a second

Question 16

Which statement is not true of auditory association cortex?

Accepted Answer

A)  The distinction between 'what' and 'where' pathways is preserved 
B)  It is densely interconnected to primary auditory cortex 
C)  Cells respond better to pure tones than to narrowband noise 
D)  It forms a belt surrounding primary auditory cortex 
A)  The distinction between 'what' and 'where' pathways is preserved 
B)  It is densely interconnected to primary auditory cortex 
C)  Cells respond better to pure tones than to narrowband noise 
D)  It forms a belt surrounding primary auditory cortex

Question 17

Impedance matching mediates between

Accepted Answer

A)  The oval window and cochlear receptors 
B)  The pinna and the tympanic membrane 
C)  The tympanic membrane and the oval window 
D)  The cochea and the vestibular apparatus 
A)  The oval window and cochlear receptors 
B)  The pinna and the tympanic membrane 
C)  The tympanic membrane and the oval window 
D)  The cochea and the vestibular apparatus

Question 18

Which one of the following statements about Fourier analysis is correct

Accepted Answer

A)  Fourier analysis can only be applied to periodic sensory stimuli 
B)  Fourier components sum together to recreate the original signal 
C)  Fourier components must be combined nonlinearly 
D)  Fourier analysis adds distortions to signals 
A)  Fourier analysis can only be applied to periodic sensory stimuli 
B)  Fourier components sum together to recreate the original signal 
C)  Fourier components must be combined nonlinearly 
D)  Fourier analysis adds distortions to signals

Question 19

Inter-aural level differences (ILDs) are only available for

Accepted Answer

A)  Sound frequencies below 2kHz 
B)  Sound frequencies above 20kHz 
C)  Sound frequencies above 2kHz 
D)  Sound frequencies below 1kHz 
A)  Sound frequencies below 2kHz 
B)  Sound frequencies above 20kHz 
C)  Sound frequencies above 2kHz 
D)  Sound frequencies below 1kHz

The descending auditory pathway reaches as far as

Where is the place of maximum displacement on the basilar membrane?

Which one of the following statements is not correct?

The structure through which all ascending projections in the auditory system pass immediately before they reach primary auditory cortex is the

Which statement is not true of linear acoustic filters

In humans, what effects do the shape and size of the pinna, concha and ear canal have on hearing?

Which sound pressure level in decibels (dB) is likely to cause pain and hearing loss

Sound frequency relates to our perception of its

Which one of the following does not provide a cue for the localization of sound sources?

How long does it take for sounds originating directly opposite one ear to arrive at the other ear?

What information about a sound is displayed in a spectrogram?

The firing of hair cells in synchrony with the variation of the pressure of the input sound is known as

Which term describes the characteristic of musical notes that allows us to hear a melody?

What procedure reveals the sine wave components in a complex sound

Transduction by cochlear hair cells can occur within a period as short as:

Which statement is not true of auditory association cortex?

Impedance matching mediates between

Which one of the following statements about Fourier analysis is correct

Inter-aural level differences (ILDs) are only available for

General Principles

The Chemical Senses

The Body Senses

Perception of Sound

The Physics of Vision & Light and the Eye

Visual Physiology

Colour Vision

Spatial Vision

Shape and Object Perception

Depth Perception

Visual Motion Perception

Multisensory Processing in Perception

Attention and Perception

Individual Differences in Perception

Filters

Exam 4: The Physics and Biology of Audition

The descending auditory pathway reaches as far as

Where is the place of maximum displacement on the basilar membrane?

Which one of the following statements is not correct?

The structure through which all ascending projections in the auditory system pass immediately before they reach primary auditory cortex is the

Which statement is not true of linear acoustic filters

In humans, what effects do the shape and size of the pinna, concha and ear canal have on hearing?

Which sound pressure level in decibels (dB) is likely to cause pain and hearing loss

Sound frequency relates to our perception of its

Which one of the following does not provide a cue for the localization of sound sources?

How long does it take for sounds originating directly opposite one ear to arrive at the other ear?

What information about a sound is displayed in a spectrogram?

The firing of hair cells in synchrony with the variation of the pressure of the input sound is known as

Which term describes the characteristic of musical notes that allows us to hear a melody?

What procedure reveals the sine wave components in a complex sound

Transduction by cochlear hair cells can occur within a period as short as:

Which statement is not true of auditory association cortex?

Impedance matching mediates between

Which one of the following statements about Fourier analysis is correct

Inter-aural level differences (ILDs) are only available for

General Principles

The Chemical Senses

The Body Senses

Perception of Sound

The Physics of Vision & Light and the Eye

Visual Physiology

Colour Vision

Spatial Vision

Shape and Object Perception

Depth Perception

Visual Motion Perception

Multisensory Processing in Perception

Attention and Perception

Individual Differences in Perception

Filters