Question 1

Describe some of the weaknesses of the hierarchical model of visual perception.

Accepted Answer

The hierarchical model of visual percept

Question 2

Research by Chua et al.(2005)on cultural differences in vision concluded that

Accepted Answer

A)  Chinese participants spent more time than American participants looking at the main object in an image. 
B)  Chinese participants spent less time than the American participants looking at the main object in an image. 
C)  Chinese and American participants spent equal time looking at the main object in an image. 
D)  Neither the Chinese nor American participants spent much time looking at the main object in an image. 
A)  Chinese participants spent more time than American participants looking at the main object in an image. 
B)  Chinese participants spent less time than the American participants looking at the main object in an image. 
C)  Chinese and American participants spent equal time looking at the main object in an image. 
D)  Neither the Chinese nor American participants spent much time looking at the main object in an image.

Question 3

As they walked on the beach on a starry night,Louise complimented her friend Josh on the color of his new sweater.It is most likely that Louise

Accepted Answer

A)  saw the sweater earlier under brighter light,because she would be unable to see its color in the dark. 
B)  might not like the color of the sweater as well when she sees it under brighter light,because color vision in the dark is more reddish. 
C)  can see the color of the sweater perfectly well,as color vision is excellent even in starlight conditions. 
D)  is possibly colorblind,resulting in her "seeing" a color that she shouldn't be able to see at night. 
A)  saw the sweater earlier under brighter light,because she would be unable to see its color in the dark. 
B)  might not like the color of the sweater as well when she sees it under brighter light,because color vision in the dark is more reddish. 
C)  can see the color of the sweater perfectly well,as color vision is excellent even in starlight conditions. 
D)  is possibly colorblind,resulting in her "seeing" a color that she shouldn't be able to see at night.

Question 4

Ganglion cells form synapses with the amacrine and bipolar cells in the _________ layer.

Accepted Answer

A)  inner nuclear 
B)  outer nuclear 
C)  inner plexiform 
D)  outer plexiform 
A)  inner nuclear 
B)  outer nuclear 
C)  inner plexiform 
D)  outer plexiform

Question 5

Anthony has dark brown eyes,and his sister Samantha has green eyes.It is likely that

Accepted Answer

A)  Anthony's aqueous humor has a different composition than Samantha's. 
B)  Anthony's irises contain a denser blood supply than Samantha's. 
C)  Samantha's irises contain more melanin than Anthony's. 
D)  Anthony's irises contain more melanin than Samantha's. 
A)  Anthony's aqueous humor has a different composition than Samantha's. 
B)  Anthony's irises contain a denser blood supply than Samantha's. 
C)  Samantha's irises contain more melanin than Anthony's. 
D)  Anthony's irises contain more melanin than Samantha's.

Question 6

What causes astigmatism?

Accepted Answer

Unlike other visual acuity pro

Question 7

When a rod absorbs a photon of light,retinal changes from the

Accepted Answer

A)  11-cis form to the all-trans form and merges with opsin to form rhodopsin. 
B)  all-trans form to the 11-cis form and merges with opsin to form rhodopsin. 
C)  11-cis form to the all-trans form,and the rhodopsin molecule breaks apart. 
D)  all-trans form to the 11-cis form,and the rhodopsin molecule breaks apart. 
A)  11-cis form to the all-trans form and merges with opsin to form rhodopsin. 
B)  all-trans form to the 11-cis form and merges with opsin to form rhodopsin. 
C)  11-cis form to the all-trans form,and the rhodopsin molecule breaks apart. 
D)  all-trans form to the 11-cis form,and the rhodopsin molecule breaks apart.

Question 8

Ultraviolet light would not make a good basis for a visual system because

Accepted Answer

A)  it passes through objects rather than reflecting from them. 
B)  it is too abundant at the surface of the earth. 
C)  most ultraviolet light is blocked by the earth's atmosphere. 
D)  it travels at too slow a speed. 
A)  it passes through objects rather than reflecting from them. 
B)  it is too abundant at the surface of the earth. 
C)  most ultraviolet light is blocked by the earth's atmosphere. 
D)  it travels at too slow a speed.

Question 9

Amacrine cells appear to respond to

Accepted Answer

A)  color. 
B)  movement. 
C)  edges. 
D)  brightness. 
A)  color. 
B)  movement. 
C)  edges. 
D)  brightness.

Question 10

The cornea and lens both remain clear,because

Accepted Answer

A)  they consist of special proteins found only in the eye. 
B)  we habituate to the sight of their blood vessels. 
C)  neither has a blood supply. 
D)  their blood vessels contain clear plasma only. 
A)  they consist of special proteins found only in the eye. 
B)  we habituate to the sight of their blood vessels. 
C)  neither has a blood supply. 
D)  their blood vessels contain clear plasma only.

Question 11

When we enter a darkened theatre,it takes a while before we can see our surroundings clearly.The most likely explanation for this phenomenon is that

Accepted Answer

A)  the lens needs time to accommodate to the change in lighting. 
B)  the glutamate in rods has been depleted and more must be synthesized. 
C)  the visual system switches slowly between processing inputs from cones to inputs from rods. 
D)  it takes about 30 minutes for rhodopsin to regenerate after it has broken apart in response to light. 
A)  the lens needs time to accommodate to the change in lighting. 
B)  the glutamate in rods has been depleted and more must be synthesized. 
C)  the visual system switches slowly between processing inputs from cones to inputs from rods. 
D)  it takes about 30 minutes for rhodopsin to regenerate after it has broken apart in response to light.

Question 12

On a night patrol with his platoon,Charles has been ordered to watch a house through night vision goggles and notify his commander when the front door opens.Suddenly his night vision goggles malfunction.Until he can figure out how to readjust them,he will see the door opening best if he

Accepted Answer

A)  continues to look straight ahead at the door,focusing light on his foveas. 
B)  continues to look straight ahead at the door to use his scotopic vision. 
C)  focuses on a point to the left or right of the door in order to use his scotopic vision. 
D)  focuses on a point to the left or right of the door in order to use his photopic vision. 
A)  continues to look straight ahead at the door,focusing light on his foveas. 
B)  continues to look straight ahead at the door to use his scotopic vision. 
C)  focuses on a point to the left or right of the door in order to use his scotopic vision. 
D)  focuses on a point to the left or right of the door in order to use his photopic vision.

Question 13

The major interior chamber of the eye is known as the _________ chamber.

Accepted Answer

A)  anterior 
B)  aqueous 
C)  vitreous 
D)  macular 
A)  anterior 
B)  aqueous 
C)  vitreous 
D)  macular

Question 14

Why are rods more sensitive to light than cones?

Accepted Answer

The rod photopigments require

Question 15

Red,or long-wavelength,cones contain which of the following photopigments?

Accepted Answer

A)  rhodopsin 
B)  cyanolabe 
C)  chlorolabe 
D)  erythrolabe 
A)  rhodopsin 
B)  cyanolabe 
C)  chlorolabe 
D)  erythrolabe

Question 16

Which of the following groups of cells respond to input from only one eye?

Accepted Answer

A)  ocular dominance columns 
B)  orientation columns 
C)  hypercolumns 
D)  cytochrome oxidase blobs 
A)  ocular dominance columns 
B)  orientation columns 
C)  hypercolumns 
D)  cytochrome oxidase blobs

Question 17

Which of the following animals are believed to shed emotional tears?

Accepted Answer

A)  all animals 
B)  mammals and birds 
C)  humans and all other primates 
D)  humans,gorillas,and elephants 
A)  all animals 
B)  mammals and birds 
C)  humans and all other primates 
D)  humans,gorillas,and elephants

Question 18

In the lateral geniculate nucleus,there are _________ magnocellular and _________ parvocellular layers.

Accepted Answer

A)  three;three 
B)  four;four 
C)  two;four 
D)  four;two 
A)  three;three 
B)  four;four 
C)  two;four 
D)  four;two

Question 19

Eagles have only cones in their retinas.Assuming that what you have read in the text about rods and cones applies to eagles,you should expect eagles to be able to see

Accepted Answer

A)  very well in the dark,enabling them to hunt at night. 
B)  movement from great distances,but not with much clarity,enabling them to see prey move. 
C)  very well,but only in black and white. 
D)  with great clarity and to see color,enabling them to distinguish prey from surroundings. 
A)  very well in the dark,enabling them to hunt at night. 
B)  movement from great distances,but not with much clarity,enabling them to see prey move. 
C)  very well,but only in black and white. 
D)  with great clarity and to see color,enabling them to distinguish prey from surroundings.

Question 20

The trichromacy theory of color vision is based on _________ and best explains the processing of color at the level of the _________.

Accepted Answer

A)  the existence of three types of cones;retina 
B)  the existence of three types of cones;primary visual cortex 
C)  antagonistic center-surround receptive fields;retina 
D)  antagonistic center-surround receptive fields;primary visual cortex 
A)  the existence of three types of cones;retina 
B)  the existence of three types of cones;primary visual cortex 
C)  antagonistic center-surround receptive fields;retina 
D)  antagonistic center-surround receptive fields;primary visual cortex

Describe some of the weaknesses of the hierarchical model of visual perception.

Research by Chua et al.(2005)on cultural differences in vision concluded that

As they walked on the beach on a starry night,Louise complimented her friend Josh on the color of his new sweater.It is most likely that Louise

Ganglion cells form synapses with the amacrine and bipolar cells in the _________ layer.

Anthony has dark brown eyes,and his sister Samantha has green eyes.It is likely that

What causes astigmatism?

When a rod absorbs a photon of light,retinal changes from the

Ultraviolet light would not make a good basis for a visual system because

Amacrine cells appear to respond to

The cornea and lens both remain clear,because

When we enter a darkened theatre,it takes a while before we can see our surroundings clearly.The most likely explanation for this phenomenon is that

On a night patrol with his platoon,Charles has been ordered to watch a house through night vision goggles and notify his commander when the front door opens.Suddenly his night vision goggles malfunction.Until he can figure out how to readjust them,he will see the door opening best if he

The major interior chamber of the eye is known as the _________ chamber.

Why are rods more sensitive to light than cones?

Red,or long-wavelength,cones contain which of the following photopigments?

Which of the following groups of cells respond to input from only one eye?

Which of the following animals are believed to shed emotional tears?

In the lateral geniculate nucleus,there are _ magnocellular and _ parvocellular layers.

Eagles have only cones in their retinas.Assuming that what you have read in the text about rods and cones applies to eagles,you should expect eagles to be able to see

The trichromacy theory of color vision is based on _ and best explains the processing of color at the level of the _.

Introducing Biological Psychology

The Anatomy and Evolution of the Nervous System

Cells of the Nervous System

Psychopharmacology

Genetics and the Development of the Human Brain

Nonvisual Sensation and Perception

Movement

Temperature Regulation,thirst,and Hunger

Sexual Behavior

Sleep and Waking

Learning and Memory

Lateralization, language, and Intelligence

Emotion, reward, aggression, and Stress

Neurological Disorders

Psychological Disorders

Filters

Exam 6: Vision

Describe some of the weaknesses of the hierarchical model of visual perception.

Research by Chua et al.(2005)on cultural differences in vision concluded that

As they walked on the beach on a starry night,Louise complimented her friend Josh on the color of his new sweater.It is most likely that Louise

Ganglion cells form synapses with the amacrine and bipolar cells in the _________ layer.

Anthony has dark brown eyes,and his sister Samantha has green eyes.It is likely that

What causes astigmatism?

When a rod absorbs a photon of light,retinal changes from the

Ultraviolet light would not make a good basis for a visual system because

Amacrine cells appear to respond to

The cornea and lens both remain clear,because

When we enter a darkened theatre,it takes a while before we can see our surroundings clearly.The most likely explanation for this phenomenon is that

On a night patrol with his platoon,Charles has been ordered to watch a house through night vision goggles and notify his commander when the front door opens.Suddenly his night vision goggles malfunction.Until he can figure out how to readjust them,he will see the door opening best if he

The major interior chamber of the eye is known as the _________ chamber.

Why are rods more sensitive to light than cones?

Red,or long-wavelength,cones contain which of the following photopigments?

Which of the following groups of cells respond to input from only one eye?

Which of the following animals are believed to shed emotional tears?

In the lateral geniculate nucleus,there are _________ magnocellular and _________ parvocellular layers.

Eagles have only cones in their retinas.Assuming that what you have read in the text about rods and cones applies to eagles,you should expect eagles to be able to see

The trichromacy theory of color vision is based on _________ and best explains the processing of color at the level of the _________.

Introducing Biological Psychology

The Anatomy and Evolution of the Nervous System

Cells of the Nervous System

Psychopharmacology

Genetics and the Development of the Human Brain

Nonvisual Sensation and Perception

Movement

Temperature Regulation,thirst,and Hunger

Sexual Behavior

Sleep and Waking

Learning and Memory

Lateralization, language, and Intelligence

Emotion, reward, aggression, and Stress

Neurological Disorders

Psychological Disorders

Filters

In the lateral geniculate nucleus,there are _ magnocellular and _ parvocellular layers.

The trichromacy theory of color vision is based on _ and best explains the processing of color at the level of the _.