Question 1

Hubel and Wiesel uncovered some important properties of the _______ of neurons in the striate cortex.

Accepted Answer

A)  photoreceptors 
B)  neurotransmitters 
C)  axons 
D)  dendrites 
E)  receptive fields 
A)  photoreceptors 
B)  neurotransmitters 
C)  axons 
D)  dendrites 
E)  receptive fields

Question 2

Describe the receptive field properties of retinal ganglion cells, LGN cells, and V1 cells. In what ways are they similar and in what ways are they different? How do the response properties of the cells change from retina to LGN to V1?

Accepted Answer

Retinal ganglion cells and LGN cells hav

Question 3

What term describes a phase in the life span during which abnormal early experience can alter normal neuronal development?

Accepted Answer

A)  Impressionable era 
B)  Sensitive phase 
C)  Ontologically sensitive era 
D)  Critical period 
E)  Delicate span 
A)  Impressionable era 
B)  Sensitive phase 
C)  Ontologically sensitive era 
D)  Critical period 
E)  Delicate span

Question 4

A _______ cell is a neuron whose receptive field does not have clearly defined excitatory and inhibitory regions.

Accepted Answer

A)  complex 
B)  simple 
C)  stop 
D)  ganglion 
E)  blob 
A)  complex 
B)  simple 
C)  stop 
D)  ganglion 
E)  blob

Question 5

_______ is a developmental disorder characterized by reduced spatial vision in an otherwise healthy eye, even with proper correction for refractive error.

Accepted Answer

A)  Astigmatism 
B)  Anisometropia 
C)  Strabismus 
D)  Amblyopia 
E)  Hyperopia 
A)  Astigmatism 
B)  Anisometropia 
C)  Strabismus 
D)  Amblyopia 
E)  Hyperopia

Question 6

Refer to the graph.
  What does the "visible" region in the graph refer to?

Accepted Answer

A)  Acuity 
B)  The visibility of any object whose spatial frequencies and contrasts fall within it 
C)  The degree to which one can see from a distance of 20 feet 
D)  The lowest contrast one can distinguish 
E)  The distance at which an eye chart should be readable to a normal observer 
A)  Acuity 
B)  The visibility of any object whose spatial frequencies and contrasts fall within it 
C)  The degree to which one can see from a distance of 20 feet 
D)  The lowest contrast one can distinguish 
E)  The distance at which an eye chart should be readable to a normal observer

Question 7

If you look into somebody's eyes, which part of their face is being processed by the fewest cells in striate cortex, based on the principles of topographic mapping and cortical magnification?

Accepted Answer

A)  Chin 
B)  Nose 
C)  Mouth 
D)  Eyebrows 
E)  Eyes 
A)  Chin 
B)  Nose 
C)  Mouth 
D)  Eyebrows 
E)  Eyes

Question 8

If somebody has 20/100 vision, this means

Accepted Answer

A)  they see at 20 feet what a person with normal vision sees at 100 feet. 
B)  they see at 100 feet what a person with normal vision sees at 20 feet. 
C)  they see only 20/100 (or 1/5th) as well as a person with normal vision. 
D)  only 20 out of 100 people have vision as poor as theirs. 
E)  only 20 out of 100 people have vision better than theirs. 
A)  they see at 20 feet what a person with normal vision sees at 100 feet. 
B)  they see at 100 feet what a person with normal vision sees at 20 feet. 
C)  they see only 20/100 (or 1/5th) as well as a person with normal vision. 
D)  only 20 out of 100 people have vision as poor as theirs. 
E)  only 20 out of 100 people have vision better than theirs.

Question 9

_______ is a mathematical procedure by which a signal can be separated into component sine waves at different frequencies. Combining these sine waves will reproduce the original signal.

Accepted Answer

A)  Fourier analysis 
B)  Signal detection theory 
C)  Weber's law 
D)  Fechner's law 
E)  Stevens' power law 
A)  Fourier analysis 
B)  Signal detection theory 
C)  Weber's law 
D)  Fechner's law 
E)  Stevens' power law

Question 10

A neuron that allows the passage of some frequencies and blocks the passage of others is a

Accepted Answer

A)  selector cell. 
B)  ganglion cell. 
C)  filter. 
D)  bipolar cell. 
E)  contrast cell. 
A)  selector cell. 
B)  ganglion cell. 
C)  filter. 
D)  bipolar cell. 
E)  contrast cell.

Question 11

What is the difference between simple and complex cortical neurons in primary visual cortex?

Accepted Answer

Simple cells respond best to oriented ba

Question 12

Refer to the figure.
  This figure shows

Accepted Answer

A)  how images end up on the retina. 
B)  the firing patterns of four cells. 
C)  how cortical simple cells get their orientation tuning. 
D)  how simple cells and complex cells interact. 
E)  how magnocellular and parvocellular cells interact. 
A)  how images end up on the retina. 
B)  the firing patterns of four cells. 
C)  how cortical simple cells get their orientation tuning. 
D)  how simple cells and complex cells interact. 
E)  how magnocellular and parvocellular cells interact.

Question 13

Which term refers to the fact that striate cortex neurons tend to respond more strongly to stimuli presented in one eye as compared to the other?

Accepted Answer

A)  Cortical magnification 
B)  Ocular dominance 
C)  Filtering 
D)  End stopping 
E)  Orientation tuning 
A)  Cortical magnification 
B)  Ocular dominance 
C)  Filtering 
D)  End stopping 
E)  Orientation tuning

Question 14

Spatial frequency channels are often referred to as

Accepted Answer

A)  a set of simple cells. 
B)  a set of complex cells. 
C)  orientation tuned cells. 
D)  filters. 
E)  pattern analyzers. 
A)  a set of simple cells. 
B)  a set of complex cells. 
C)  orientation tuned cells. 
D)  filters. 
E)  pattern analyzers.

Question 15

Which stimulus would a striate cortex neuron respond to most vigorously?

Accepted Answer

A)  An oriented bar of light 
B)  A filled circle of light 
C)  A spot of light surrounded by a ring of darkness 
D)  A spot of darkness surrounded by a ring of light 
E)  A spot of darkness on a field of light 
A)  An oriented bar of light 
B)  A filled circle of light 
C)  A spot of light surrounded by a ring of darkness 
D)  A spot of darkness surrounded by a ring of light 
E)  A spot of darkness on a field of light

Question 16

Cortical magnification is the _______ devoted to a specific region in the visual field.

Accepted Answer

A)  topographical map 
B)  amount of cortical area 
C)  amount of blood 
D)  number of photoreceptors 
E)  amount of retinal area 
A)  topographical map 
B)  amount of cortical area 
C)  amount of blood 
D)  number of photoreceptors 
E)  amount of retinal area

Question 17

_______ is the smallest amount of contrast required to detect a pattern.

Accepted Answer

A)  Spatial frequency 
B)  Visual acuity 
C)  Luminance threshold 
D)  Contrast threshold 
E)  Activation threshold 
A)  Spatial frequency 
B)  Visual acuity 
C)  Luminance threshold 
D)  Contrast threshold 
E)  Activation threshold

Question 18

Which experimental technique is used to determine which stimuli infants can and cannot see?

Accepted Answer

A)  Signal detection 
B)  Method of constant stimuli 
C)  Preferential looking paradigm 
D)  Method of adjustment 
E)  Method of limits 
A)  Signal detection 
B)  Method of constant stimuli 
C)  Preferential looking paradigm 
D)  Method of adjustment 
E)  Method of limits

Question 19

The smallest spatial detail that can be resolved at 100% contrast is known as

Accepted Answer

A)  sharpness. 
B)  spatial frequency. 
C)  acuity. 
D)  visual angle. 
E)  phase. 
A)  sharpness. 
B)  spatial frequency. 
C)  acuity. 
D)  visual angle. 
E)  phase.

Question 20

Which neurons are found in the lateral geniculate nucleus (LGN)?

Accepted Answer

A)  Magnocellular only 
B)  Parvocellular only 
C)  Koniocellular only 
D)  Magnocellular and parvocellular only 
E)  Magnocellular, parvocellular, and koniocellular 
A)  Magnocellular only 
B)  Parvocellular only 
C)  Koniocellular only 
D)  Magnocellular and parvocellular only 
E)  Magnocellular, parvocellular, and koniocellular

Hubel and Wiesel uncovered some important properties of the _______ of neurons in the striate cortex.

Describe the receptive field properties of retinal ganglion cells, LGN cells, and V1 cells. In what ways are they similar and in what ways are they different? How do the response properties of the cells change from retina to LGN to V1?

What term describes a phase in the life span during which abnormal early experience can alter normal neuronal development?

A _______ cell is a neuron whose receptive field does not have clearly defined excitatory and inhibitory regions.

_______ is a developmental disorder characterized by reduced spatial vision in an otherwise healthy eye, even with proper correction for refractive error.

Refer to the graph. What does the "visible" region in the graph refer to?

If you look into somebody's eyes, which part of their face is being processed by the fewest cells in striate cortex, based on the principles of topographic mapping and cortical magnification?

If somebody has 20/100 vision, this means

_______ is a mathematical procedure by which a signal can be separated into component sine waves at different frequencies. Combining these sine waves will reproduce the original signal.

A neuron that allows the passage of some frequencies and blocks the passage of others is a

What is the difference between simple and complex cortical neurons in primary visual cortex?

Refer to the figure. This figure shows

Which term refers to the fact that striate cortex neurons tend to respond more strongly to stimuli presented in one eye as compared to the other?

Spatial frequency channels are often referred to as

Which stimulus would a striate cortex neuron respond to most vigorously?

Cortical magnification is the _______ devoted to a specific region in the visual field.

_______ is the smallest amount of contrast required to detect a pattern.

Which experimental technique is used to determine which stimuli infants can and cannot see?

The smallest spatial detail that can be resolved at 100% contrast is known as

Which neurons are found in the lateral geniculate nucleus (LGN)?

Introduction

The First Steps in Vision: From Light to Neural Signals

Perceiving and Recognizing Objects

The Perception of Color

Space Perception and Binocular Vision

Attention and Scene Perception

Visual Motion Perception

Hearing: Physiology and Psychoacoustics

Hearing in the Environment

Music and Speech Perception

Vestibular Sensation

Touch

Olfaction

Taste

Filters

Exam 3: Spatial Vision: From Spots to Stripes

Hubel and Wiesel uncovered some important properties of the _______ of neurons in the striate cortex.

Describe the receptive field properties of retinal ganglion cells, LGN cells, and V1 cells. In what ways are they similar and in what ways are they different? How do the response properties of the cells change from retina to LGN to V1?

What term describes a phase in the life span during which abnormal early experience can alter normal neuronal development?

A _______ cell is a neuron whose receptive field does not have clearly defined excitatory and inhibitory regions.

_______ is a developmental disorder characterized by reduced spatial vision in an otherwise healthy eye, even with proper correction for refractive error.

Refer to the graph. What does the "visible" region in the graph refer to?

If you look into somebody's eyes, which part of their face is being processed by the fewest cells in striate cortex, based on the principles of topographic mapping and cortical magnification?

If somebody has 20/100 vision, this means

_______ is a mathematical procedure by which a signal can be separated into component sine waves at different frequencies. Combining these sine waves will reproduce the original signal.

A neuron that allows the passage of some frequencies and blocks the passage of others is a

What is the difference between simple and complex cortical neurons in primary visual cortex?

Refer to the figure. This figure shows

Which term refers to the fact that striate cortex neurons tend to respond more strongly to stimuli presented in one eye as compared to the other?

Spatial frequency channels are often referred to as

Which stimulus would a striate cortex neuron respond to most vigorously?

Cortical magnification is the _______ devoted to a specific region in the visual field.

_______ is the smallest amount of contrast required to detect a pattern.

Which experimental technique is used to determine which stimuli infants can and cannot see?

The smallest spatial detail that can be resolved at 100% contrast is known as

Which neurons are found in the lateral geniculate nucleus (LGN)?

Introduction

The First Steps in Vision: From Light to Neural Signals

Perceiving and Recognizing Objects

The Perception of Color

Space Perception and Binocular Vision

Attention and Scene Perception

Visual Motion Perception

Hearing: Physiology and Psychoacoustics

Hearing in the Environment

Music and Speech Perception

Vestibular Sensation

Touch

Olfaction

Taste

Filters