Question 1

Does retinal physiology support the trichromatic theory, opponent-processing theory, or both? Support your answer.

Accepted Answer

The answer of Does retinal physiology support the trichromatic theory,...

Question 2

The basic colors in the color circle are

Accepted Answer

A)   red, white, blue and green.
B)   black, white, and gray.
C)   red, green, and blue.
D)   red, green, blue and yellow.

Question 3

Bornstein et al. habituated a four-month-old infants to a 510 nm ("green")  stimulus, 	then presented a 480nm ("blue")  stimulus or a 540nm ("green")  stimulus. The infants 	in this study dishabituated to

Accepted Answer

A)   the 480 nm stimulus.
B)   the 540 nm stimulus.
C)   both of the 480nm and 540nm stimulus.
D)   neither the 480 nm nor the 540 nm stimulus.

Question 4

The wavelength distributions from a light bulb and from sunlight are

Accepted Answer

A)   exactly the same.
B)   different, with the light bulb distribution having much higher amounts of energy at long 	wavelengths.
C)   different, with the light bulb distribution having much higher amounts of energy at short 	wavelengths.
D)   different, with the sunlight distribution having much higher amounts of energy at long 	wavelengths.

Question 5

By changing _______, we can create about a million (or more)  discriminable colors.

Accepted Answer

A)   saturation
B)   intensity
C)   wavelength
D)   saturation, intensity, and wavelength

Question 6

The maximum absorption for the short-wavelength cone pigment is at ____ nm.

Accepted Answer

A)   308
B)   419
C)   531
D)   558

Question 7

Uchikawa et al. demonstrated how _________ can explain why color constancy occurs.

Accepted Answer

A)   chromatic adaptation
B)   the ratio principle
C)   isomerization
D)   neural circuitry

Question 8

Adding more white to a color changes the color's

Accepted Answer

A)   hue.
B)   wavelength.
C)   brightness.
D)   saturation.

Question 9

Which of the following is phenomenological support for the "opponent-process theory" of color vision?

Accepted Answer

A)   color afterimages
B)   visualizing color combinations
C)   simultaneous color contrast
D)   all of these

Question 10

In order to distinguish between wavelengths independent of light intensity, one must have at least ______visual pigment(s) .

Accepted Answer

A)   one
B)   two
C)   three
D)   no visual pigments are required.

Question 11

The reflectance curve for a white piece of paper would

Accepted Answer

A)   reflect mostly short wavelengths, a moderate amount of medium wavelengths, and a little of the long wavelengths.
B)   reflect mostly long wavelengths, a small amount of medium wavelengths, and a little of the short wavelengths.
C)   reflect a little of short wavelengths, a large amount of medium wavelengths, and a little of the long wavelengths.
D)   reflect long, medium and short wavelengths equally.

Question 12

Which of the following is a finding that demonstrates the phenomenon of memory color?

Accepted Answer

A)   Participants recall words printed in red ink better than words printed in black ink.
B)   Participants can quickly identify the word "Blue" if printed in blue ink.
C)   Participants have difficulty reporting ink color if the word is the name of a color different 	than the ink color.
D)   Participants perceive a 620-nm pattern as being "redder" if that pattern has the shape of a 	stop sign rather than a mushroom shape.

Question 13

The major theories of color vision were first proposed

Accepted Answer

A)   in the 1800s, based on behavioral evidence only.
B)   in the 1930s, based on some psychophysical data and lesioning studies.
C)   in the 1960s after Hubel and Wiesel's pioneering research.
D)   in the 1990s when technologically advanced brain imaging studies could be 	conducted.

Question 14

Researcher Dorthea Jameson is quoted in the text as saying "A blue bird would not be mistaken for a goldfinch if it were brought indoors." This supports the concept of

Accepted Answer

A)   anomalous trichromacy.
B)   neutral point univariance.
C)   color constancy.
D)   area centralis.

Question 15

Cerebral achromatopsia is when a person

Accepted Answer

A)   has only one type of cone pigment due to genetic causes.
B)   has only two types of cone pigments.
C)   has normal cone functioning, but can not experience color due to a brain injury.
D)   paradoxically can experience color cortically from stimulation from the rods.

Question 16

Evaluate Newton's claim that the light "rays …are not coloured."

Accepted Answer

Newton's claim that light rays are not c...

Question 17

Nora adapts to a yellow stimulus for about 30 seconds. She will then see an afterimage that appears to be

Accepted Answer

A)   a saturated yellow.
B)   green.
C)   blue.
D)   red.

Question 18

When paint is mixed it is referred to as _______

Accepted Answer

A)   a viscous color mixture.
B)   an additive color mixture.
C)   a subtractive color mixture.
D)   a pigmentive color mixture.

Question 19

Which of the following is behavioral support for the "opponent-process theory"?

Accepted Answer

A)   color afterimages
B)   color matching
C)   visual pigment absorption rates
D)   the univariance effect

Question 20

Yellow and Blue light are projected on a white screen. What color will the screen appear to be?

Accepted Answer

A)   white.
B)   gray.
C)   green.
D)   purple.

Exam 9: Perceiving Color

Which of the following is behavioral support for the "opponent-process theory"?

Correct AnswerverifiedShow Answer

Which of the following is a finding that demonstrates the phenomenon of memory color?

Correct AnswerverifiedShow Answer

Adding more white to a color changes the color's

Correct AnswerverifiedShow Answer

Does retinal physiology support the trichromatic theory, opponent-processing theory, or both? Support your answer.

Correct AnswerverifiedShow Answer

The wavelength distributions from a light bulb and from sunlight are

Correct AnswerverifiedShow Answer

The maximum absorption for the short-wavelength cone pigment is at ____ nm.

Correct AnswerverifiedShow Answer

Researcher Dorthea Jameson is quoted in the text as saying "A blue bird would not be mistaken for a goldfinch if it were brought indoors." This supports the concept of

Correct AnswerverifiedShow Answer

Uchikawa et al. demonstrated how _________ can explain why color constancy occurs.

Correct AnswerverifiedShow Answer

By changing _______, we can create about a million (or more) discriminable colors.

Correct AnswerverifiedShow Answer

Which of the following is phenomenological support for the "opponent-process theory" of color vision?

Correct AnswerverifiedShow Answer

In order to distinguish between wavelengths independent of light intensity, one must have at least ______visual pigment(s) .

Correct AnswerverifiedShow Answer

When paint is mixed it is referred to as _______

Correct AnswerverifiedShow Answer

The basic colors in the color circle are

Correct AnswerverifiedShow Answer

Yellow and Blue light are projected on a white screen. What color will the screen appear to be?

Correct AnswerverifiedShow Answer

The reflectance curve for a white piece of paper would

Correct AnswerverifiedShow Answer

Evaluate Newton's claim that the light "rays …are not coloured."

Correct AnswerAnswered by ExamLex AINewton's claim that light rays are not c...View AnswerShow Answer

The major theories of color vision were first proposed

Correct AnswerverifiedShow Answer

Bornstein et al. habituated a four-month-old infants to a 510 nm ("green") stimulus, then presented a 480nm ("blue") stimulus or a 540nm ("green") stimulus. The infants in this study dishabituated to

Correct AnswerverifiedShow Answer

Cerebral achromatopsia is when a person

Correct AnswerverifiedShow Answer

Nora adapts to a yellow stimulus for about 30 seconds. She will then see an afterimage that appears to be

Correct AnswerverifiedShow Answer

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