Question 1

V1 neurons would be most strongly activated by viewing ____.

Accepted Answer

A)   the letter T
B)   a circle
C)   repeating stripes on a flag
D)   a single bar of light

Question 2

What is strabismus?

Accepted Answer

A)   A failure of the two eyes to focus on the same thing at the same time
B)   A blurring of vision caused by asymmetrical curvature of the eye
C)   Stereoscopic depth perception
D)   The ability to perceive a flashing light as if it were a moving object

Question 3

The optic nerve sends most of its information to the _____ of the _____.

Accepted Answer

A)   V1; occipital lobe
B)   V1; thalamus
C)   lateral geniculate nucleus; thalamus
D)   medial geniculate nucleus; occipital lobe

Question 4

Meagan is studying for a quiz on the rods and cones. She writes in her notes that _____ are more ______.

Accepted Answer

A)   cones; sensitive to detail
B)   rods; sensitive to bright light
C)   cones; sensitive to movement
D)   rods; sensitive to colors

Question 5

Cutting the left optic nerve in front of the optic chiasm would result in blindness in the ____.

Accepted Answer

A)   right eye
B)   left eye
C)   peripheral vision of both eyes
D)   left visual field

Question 6

If you want to see something in fine detail, you should focus the light on which part of your retina?

Accepted Answer

A)   The optic nerve
B)   The fovea
C)   An area containing mostly rods
D)   The cornea

Question 7

According to the trichromatic theory of color vision ____.

Accepted Answer

A)   there are only three rods and three cones in each eye
B)   there are only three colors of light in the world
C)   rods are important for perception of light colors
D)   our perception of color depends on the relative activity of three types of cones

Question 8

In foveal vision, ____.

Accepted Answer

A)   each ganglion cell excited by many receptors
B)   ganglion cells respond poorly to color vision
C)   ganglion cells respond well to dim light
D)   each ganglion cell is excited by a single cone

Question 9

In vertebrate retinas, receptors send their messages ____.

Accepted Answer

A)   straight to the brain
B)   immediately to ganglion cells within the retina
C)   to bipolar cells within the retina
D)   to the periphery of the retina first, ganglion cells next, and bipolar cells last

Question 10

Michael is blind due to damage to his V1 area. He was recently asked to participate in a research study where he was asked to point at objects that appeared on a computer screen. Surprisingly, he got quite a few correct. What could explain this?

Accepted Answer

Michael was able to locate some of the o...

Question 11

The optic nerve is composed of axons from which kind of cell?

Accepted Answer

A)   Rods and cones
B)   Bipolar cells
C)   Horizontal cells
D)   Ganglion cells

Question 12

Professor Woodby is lecturing about the fovea. Which is she most likely to say?

Accepted Answer

A)   It has the greatest perception of detail.
B)   It surrounds the point of exit of the optic nerve.
C)   It falls in the shadow cast by the pupil.
D)   It has more rods than cones.

Question 13

According to the retinex theory, we perceive color by ____.

Accepted Answer

A)   the relative activity of three kinds of cones
B)   contrasting the activity in one area of the visual field with that of the others
C)   a red versus green system and a yellow vs. blue system
D)   detecting the velocity of action potentials from the eye

Question 14

Describe how the bipolar, ganglion, and receptor cells are organized on the retina.

Accepted Answer

When light enters the eye, it is project...

Question 15

An object's location, color, and movement are all processed in the same part of the visual cortex.

Accepted Answer

A) True 
 B)False

Question 16

The fact that all colors on older televisions were created by combining only three different colors of light supports the ____ theory of color vision.

Accepted Answer

A)   CRT
B)   opponent process
C)   retinex
D)   trichromatic

Question 17

The visual paths in the temporal cortex collectively are referred to as the ____.

Accepted Answer

A)   ventral stream
B)   dorsal stream
C)   lateral stream
D)   magnoparvocellular pathway

Question 18

JC is looking at something located to his right (meaning it is within his right visual field) . Where would that light hit his retina?

Accepted Answer

A)   On the right half.
B)   On the left half.
C)   It depends on the brightness of the light.
D)   It depends on the color of the light.

Question 19

Parvocellular cells respond strongly to moving stimuli and large overall patterns.

Accepted Answer

A) True 
 B)False

Question 20

Parvocellular neurons most likely receive input from ____.

Accepted Answer

A)   magnocellular neurons
B)   rods
C)   bipolar cells that receive input from cones
D)   the periphery of the retina

Exam 5: Vision

According to the trichromatic theory of color vision ____.

Correct AnswerverifiedShow Answer

Michael is blind due to damage to his V1 area. He was recently asked to participate in a research study where he was asked to point at objects that appeared on a computer screen. Surprisingly, he got quite a few correct. What could explain this?

Correct AnswerverifiedMichael was able to locate some of the o...View AnswerShow Answer

According to the retinex theory, we perceive color by ____.

Correct AnswerverifiedShow Answer

The optic nerve is composed of axons from which kind of cell?

Correct AnswerverifiedShow Answer

In foveal vision, ____.

Correct AnswerverifiedShow Answer

Professor Woodby is lecturing about the fovea. Which is she most likely to say?

Correct AnswerverifiedShow Answer

Parvocellular neurons most likely receive input from ____.

Correct AnswerverifiedShow Answer

The visual paths in the temporal cortex collectively are referred to as the ____.

Correct AnswerverifiedShow Answer

JC is looking at something located to his right (meaning it is within his right visual field) . Where would that light hit his retina?

Correct AnswerverifiedShow Answer

If you want to see something in fine detail, you should focus the light on which part of your retina?

Correct AnswerverifiedShow Answer

The optic nerve sends most of its information to the _____ of the _____.

Correct AnswerverifiedShow Answer

Describe how the bipolar, ganglion, and receptor cells are organized on the retina.

Correct AnswerverifiedWhen light enters the eye, it is project...View AnswerShow Answer

In vertebrate retinas, receptors send their messages ____.

Correct AnswerverifiedShow Answer

What is strabismus?

Correct AnswerverifiedShow Answer

The fact that all colors on older televisions were created by combining only three different colors of light supports the ____ theory of color vision.

Correct AnswerverifiedShow Answer

Parvocellular cells respond strongly to moving stimuli and large overall patterns.

Correct AnswerverifiedShow Answer

An object's location, color, and movement are all processed in the same part of the visual cortex.

Correct AnswerverifiedShow Answer

Cutting the left optic nerve in front of the optic chiasm would result in blindness in the ____.

Correct AnswerverifiedShow Answer

V1 neurons would be most strongly activated by viewing ____.

Correct AnswerverifiedShow Answer

Meagan is studying for a quiz on the rods and cones. She writes in her notes that _____ are more ______.

Correct AnswerverifiedShow Answer

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Michael was able to locate some of the o...
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The optic nerve sends most of its information to the _ of the _.

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When light enters the eye, it is project...
View Answer

Correct Answer
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Meagan is studying for a quiz on the rods and cones. She writes in her notes that _ are more __.

Correct Answer
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