Question 1

The iris of the eye is:

Accepted Answer

A) Opaque and does not permit entry of light 
B) Transparent 
C) Regulated by the pupil 
D) A band of circular pigmented muscles 
A) Opaque and does not permit entry of light 
B) Transparent 
C) Regulated by the pupil 
D) A band of circular pigmented muscles

Question 2

The blind spot is the location on the retina:

Accepted Answer

A) That has best visual acuity 
B) Where the cones are most densely packed 
C) Where there are no photoreceptors 
D) That has best night vision 
A) That has best visual acuity 
B) Where the cones are most densely packed 
C) Where there are no photoreceptors 
D) That has best night vision

Question 3

The process of focusing on near or distant objects involves:

Accepted Answer

A) The lens becoming flatter to focus on near objects 
B) The lens becoming flatter to focus on distant objects 
C) Contraction of the iris muscles to constrict the pupil 
D) Contraction of the iris muscles to dilate the pupil 
A) The lens becoming flatter to focus on near objects 
B) The lens becoming flatter to focus on distant objects 
C) Contraction of the iris muscles to constrict the pupil 
D) Contraction of the iris muscles to dilate the pupil

Question 4

When light strikes a molecule of photopigment,the photoreceptor:

Accepted Answer

A) Closes Na+channels 
B) Releases transmitter substance 
C) Depolarizes 
D) Opens Na+channels 
A) Closes Na+channels 
B) Releases transmitter substance 
C) Depolarizes 
D) Opens Na+channels

Question 5

People with object agnosias have normal acuity but are unable to recognize objects.

Accepted Answer

A) True 
 B)False

Question 6

Axons from the temporal halves of the retinas cross over to the opposite side of the brain at the optic chiasm.

Accepted Answer

A) True 
 B)False

Question 7

People with prosopagnosia:

Accepted Answer

A) Fail to recognize familiar faces 
B) Fail to recognize familiar voices 
C) Fail to respond emotionally to familiar faces 
D) A and C 
A) Fail to recognize familiar faces 
B) Fail to recognize familiar voices 
C) Fail to respond emotionally to familiar faces 
D) A and C

Question 8

The transparent outer layer of the eye on top of the lens is called the cornea.

Accepted Answer

A) True 
 B)False

Question 9

Prosopagnosia never occurs without object agnosia.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is true regarding receptive fields?

Accepted Answer

A) Receptive fields are based on the targets of the cell's axon. 
B) Only cones have receptive fields with sensitivity to changes in illumination. 
C) Receptive fields increase in size as they pass through the visual system. 
D) Receptive fields are of a constant size throughout the visual system. 
A) Receptive fields are based on the targets of the cell's axon. 
B) Only cones have receptive fields with sensitivity to changes in illumination. 
C) Receptive fields increase in size as they pass through the visual system. 
D) Receptive fields are of a constant size throughout the visual system.

Question 11

The photoreceptors:

Accepted Answer

A) Are sandwiched between the bipolar and ganglion cells 
B) Are the first elements of the retina encountered by light 
C) Lie at the back of the retina 
D) Form synapses with the ganglion cells 
A) Are sandwiched between the bipolar and ganglion cells 
B) Are the first elements of the retina encountered by light 
C) Lie at the back of the retina 
D) Form synapses with the ganglion cells

Question 12

Prosopagnosia is:

Accepted Answer

A) The inability to distinguish colors 
B) A difficulty in recognizing objects 
C) The inability to recognize familiar faces 
D) Usually accompanied by complete color blindness 
A) The inability to distinguish colors 
B) A difficulty in recognizing objects 
C) The inability to recognize familiar faces 
D) Usually accompanied by complete color blindness

Question 13

Simple cells in the visual cortex respond best to a line at a particular location and orientation.

Accepted Answer

A) True 
 B)False

Question 14

What do the current visual prosthetic devices,such as retinal implants,do?

Accepted Answer

A) They directly stimulate ganglion cells. 
B) They directly stimulate visual cortex cells. 
C) They directly stimulate rods and cones. 
D) They tap into the auditory nerve to provide visual information through the intact auditory system . 
A) They directly stimulate ganglion cells. 
B) They directly stimulate visual cortex cells. 
C) They directly stimulate rods and cones. 
D) They tap into the auditory nerve to provide visual information through the intact auditory system .

Question 15

Most color-opponent ganglion cells respond in a center-surround fashion.

Accepted Answer

A) True 
 B)False

Question 16

Which thalamic nucleus receives visual information from the retina?

Accepted Answer

A) Ventral geniculate 
B) Lateral geniculate 
C) Superior colliculus 
D) Inferior colliculus 
A) Ventral geniculate 
B) Lateral geniculate 
C) Superior colliculus 
D) Inferior colliculus

Question 17

Describe how colors are detected and processed in the retina.Describe how colors are detected and processed in the magnocellular and parvocellular systems,in color blindness,complete and partial,and in color constancy.

Accepted Answer

The detection and processing of colors i

Question 18

Which of the following cells receives inputs from the photoreceptors and passes it on to the ganglion cells?

Accepted Answer

A) Bipolar 
B) Bridge 
C) Horizontal 
D) Amacrine 
A) Bipolar 
B) Bridge 
C) Horizontal 
D) Amacrine

Question 19

After Friday' s lecture,Debbie was finally able to understand why we have blurry vision when we look out of the corner of our eyes;the peripheral retina:

Accepted Answer

A) Contains rods 
B) Has receptors that synapse on few ganglion cells 
C) Has smaller receptive fields 
D) Has receptors which synapse on far more ganglion cells 
A) Contains rods 
B) Has receptors that synapse on few ganglion cells 
C) Has smaller receptive fields 
D) Has receptors which synapse on far more ganglion cells

Question 20

Most color-sensitive ganglion cells:

Accepted Answer

A) Respond in an opposing center-surround fashion 
B) Use yellow-green and red-yellow color detectors 
C) Have receptive fields that retard detection of contrasting brightness 
D) All of the above 
A) Respond in an opposing center-surround fashion 
B) Use yellow-green and red-yellow color detectors 
C) Have receptive fields that retard detection of contrasting brightness 
D) All of the above

The iris of the eye is:

The blind spot is the location on the retina:

The process of focusing on near or distant objects involves:

When light strikes a molecule of photopigment,the photoreceptor:

People with object agnosias have normal acuity but are unable to recognize objects.

Axons from the temporal halves of the retinas cross over to the opposite side of the brain at the optic chiasm.

People with prosopagnosia:

The transparent outer layer of the eye on top of the lens is called the cornea.

Prosopagnosia never occurs without object agnosia.

Which of the following is true regarding receptive fields?

The photoreceptors:

Prosopagnosia is:

Simple cells in the visual cortex respond best to a line at a particular location and orientation.

What do the current visual prosthetic devices,such as retinal implants,do?

Most color-opponent ganglion cells respond in a center-surround fashion.

Which thalamic nucleus receives visual information from the retina?

Describe how colors are detected and processed in the retina.Describe how colors are detected and processed in the magnocellular and parvocellular systems,in color blindness,complete and partial,and in color constancy.

Which of the following cells receives inputs from the photoreceptors and passes it on to the ganglion cells?

After Friday' s lecture,Debbie was finally able to understand why we have blurry vision when we look out of the corner of our eyes;the peripheral retina:

Most color-sensitive ganglion cells:

What is Biopsychology?

Communication Within the Nervous System

The Organization and Functions of the Nervous System

The Methods and Ethics of Research

Drugs, Addiction, and Reward

Motivation and the Regulation of Internal States

The Biology of Sex and Gender

Emotion and Health

Hearing and Language

The Body Senses and Movement

Learning and Memory

Intelligence and Cognitive Functioning

Psychological Disorders

Sleep and Consciousness

Filters

Exam 10: Vision and Visual Perception

The iris of the eye is:

The blind spot is the location on the retina:

The process of focusing on near or distant objects involves:

When light strikes a molecule of photopigment,the photoreceptor:

People with object agnosias have normal acuity but are unable to recognize objects.

Axons from the temporal halves of the retinas cross over to the opposite side of the brain at the optic chiasm.

People with prosopagnosia:

The transparent outer layer of the eye on top of the lens is called the cornea.

Prosopagnosia never occurs without object agnosia.

Which of the following is true regarding receptive fields?

The photoreceptors:

Prosopagnosia is:

Simple cells in the visual cortex respond best to a line at a particular location and orientation.

What do the current visual prosthetic devices,such as retinal implants,do?

Most color-opponent ganglion cells respond in a center-surround fashion.

Which thalamic nucleus receives visual information from the retina?

Describe how colors are detected and processed in the retina.Describe how colors are detected and processed in the magnocellular and parvocellular systems,in color blindness,complete and partial,and in color constancy.

Which of the following cells receives inputs from the photoreceptors and passes it on to the ganglion cells?

After Friday' s lecture,Debbie was finally able to understand why we have blurry vision when we look out of the corner of our eyes;the peripheral retina:

Most color-sensitive ganglion cells:

What is Biopsychology?

Communication Within the Nervous System

The Organization and Functions of the Nervous System

The Methods and Ethics of Research

Drugs, Addiction, and Reward

Motivation and the Regulation of Internal States

The Biology of Sex and Gender

Emotion and Health

Hearing and Language

The Body Senses and Movement

Learning and Memory

Intelligence and Cognitive Functioning

Psychological Disorders

Sleep and Consciousness

Filters