Question 1

Amanda had an operation on her eyes, but the doctors were unable to save the vision in her left eye. One major change that will affect Amanda's perception is the fact that she

Accepted Answer

A)  will no longer have any perception of depth. 
B)  will be more likely to misinterpret perceptual illusions. 
C)  will no longer be able to utilize binocular depth cues. 
D)  will lose her ability to perceive colors accurately.

Question 2

The purity of a wavelength of light corresponds to the perception of

Accepted Answer

A)  hue. 
B)  saturation. 
C)  brightness. 
D)  color constancies.

Question 3

Mixing paints yields subtractive color mixing because

Accepted Answer

A)  there are only three different types of color receptors in the eye. 
B)  the light is superimposed, resulting in more light in the mixture. 
C)  the pigments absorb most wavelengths, selectively reflecting other wavelengths. 
D)  opponent cells in the LGB respond to complementary colors in opposite ways, thus mixing the colors.

Question 4

The perception of timbre corresponds to a sound wave's

Accepted Answer

A)  pitch. 
B)  panache. 
C)  amplitude. 
D)  purity.

Question 5

A microelectrode is recording the activity from a single cell in the visual cortex of a cat. The cell begins to fire rapidly when a vertical line sweeps across the visual field to the left, but stops firing when the same line sweeps back across the visual field to the right. In this case, the microelectrode is most likely monitoring activity from

Accepted Answer

A)  a hypercomplex cell. 
B)  a complex cell. 
C)  a simple cell. 
D)  a cell in the parvocellular channel.

Question 6

Gabriella was looking for shelter from the sudden cloudburst, and at first she had difficulty judging whether the old barn or the farmhouse was closer. However, when she noticed that the barn partially obscured the corner of the house, she headed for the barn. She was able to judge which building was closer based on

Accepted Answer

A)  texture gradient. 
B)  interposition. 
C)  relative size. 
D)  linear perspective.

Question 7

The blind spot in the eye is

Accepted Answer

A)  where photoreceptor cells do not "bleach." 
B)  the point at which ganglion cells synapse with bipolar cells. 
C)  where the optic nerve exits the back of the eye. 
D)  what leads to color blindness.

Question 8

Psychologists who took the structuralist approach to the study of consciousness believed that the best way to understand an individual's conscious experiences was to understand all the component parts that combined to produce the experience. This view is most consistent with

Accepted Answer

A)  the top-down processing model of perception. 
B)  the eclectic model of perception. 
C)  the bottom-up processing model of perception. 
D)  the opponent-process model of perception.

Question 9

It is difficult to see a chameleon that has blended in with its background because

Accepted Answer

A)  of the principle of common fate. 
B)  we cannot easily distinguish between figure and ground. 
C)  of the perceptual principle of shape constancy. 
D)  of the illusion of relative size.

Question 10

Which theory of color vision states that color perception depends on receptors that make antagonistic responses to three pairs of colors?

Accepted Answer

A)  additive color theory 
B)  opponent process theory 
C)  trichromatic theory 
D)  subtractive color theory

Question 11

The amount of light entering the eye is regulated by changes in the size of the

Accepted Answer

A)  pupil. 
B)  lens. 
C)  cornea. 
D)  retina.

Question 12

The trichromatic theory of color vision is consistent with

Accepted Answer

A)  complementary color afterimages. 
B)  subtractive color mixing. 
C)  additive color mixing. 
D)  the visual receptors consist of rods and cones.

Question 13

If you are looking at an object such as a book, the object itself can be referred to as

Accepted Answer

A)  a distal stimulus. 
B)  a proximal stimulus. 
C)  an approximate stimulus. 
D)  a distilled stimulus.

Question 14

Given our present knowledge concerning color vision, which theory seems more accurate?

Accepted Answer

A)  the trichromatic theory 
B)  the opponent process theory 
C)  neither the trichromatic nor the opponent process theories is plausible 
D)  both the trichromatic and opponent process theories are partly correct

Question 15

While the opponent process theory is supported at the level of the ____, the trichromatic theory is supported at the level of the ____.

Accepted Answer

A)  retina and brain; cones 
B)  cones; retina and brain 
C)  rods; cones 
D)  optic nerve; retina

Question 16

The structure of the eye that absorbs light, processes images and sends visual information to the brain is the

Accepted Answer

A)  fovea. 
B)  lens. 
C)  rods and cones. 
D)  retina.

Question 17

Sydney had an operation on his right eye and has to wear an eye patch for three weeks. While he is wearing the eye patch, Sydney will lose his ability to

Accepted Answer

A)  utilize binocular depth cues. 
B)  perceive colors accurately. 
C)  utilize any depth cues. 
D)  perceive motion parallax.

Question 18

Paintings or drawings that lead to ambiguous interpretations often invert the

Accepted Answer

A)  figure and ground. 
B)  sensation and perception. 
C)  top and bottom. 
D)  open processing and closed processing.

Question 19

Ernest has just finished a 5-mile run. He is asked to estimate the geographical slant of a hill near his home while he is still exhausted from his workout. Based on research by Proffitt and his colleagues, Ernest is likely to

Accepted Answer

A)  underestimate the slant to a greater degree than he would have before his run. 
B)  give the same estimate of slant as he would have before his run. 
C)  overestimate the slant to a greater degree than he would have before his run. 
D)  underestimate the slant, instead of overestimating it as he would have before his run.

Question 20

If a 100-Hz tone had to be increased to 110 Hz for a subject to just notice the difference, you would predict that a 1000-Hz tone would have to be increased to

Accepted Answer

A)  1010 to be noticed. 
B)  1050 to be noticed. 
C)  1100 to be noticed. 
D)  1200 to be noticed.

Exam 7: Sensation and Perception Part 1