Question 1

Which of the following best describes the process of transduction in sensation and perception?

Accepted Answer

The process in which the sensors in the body convert signals from the environment into encoded neural signals sent to the CNS.

Question 2

According to Weber's Law, how is the just noticeable difference (JND) for a stimulus determined?

Accepted Answer

It is a constant ratio of the original stimulus magnitude.

Question 3

Which of the following is an example of sensory adaptation?

Accepted Answer

Becoming less aware of the feeling of your clothes after wearing them for a while.

Question 4

What is the main function of rods in the retina?

Accepted Answer

Night vision and peripheral vision.

Question 5

Which theory of color vision proposes that color perception is based on antagonistic responses to three pairs of colors?

Accepted Answer

Opponent process theory.

Question 6

A person is able to taste salt more strongly when they are hungry. This is an example of which concept?

Accepted Answer

Information processing.

Question 7

Which of the following is NOT a monocular depth cue?

Accepted Answer

Retinal disparity.

Question 8

What is the primary role of feature detectors in visual perception?

Accepted Answer

Respond selectively to very specific features of more complex stimuli.

Question 9

Which equation best represents the relationship described by Fechner's Law?

Accepted Answer

$S = k \cdot \log(I)$

Question 10

Which part of the eye is responsible for focusing light onto the retina?

Accepted Answer

Lens

Question 11

Which of the following best describes perceptual constancy?

Accepted Answer

The tendency to experience a stable perception despite continually changing sensory input.

Question 12

Which theory of pain suggests that psychological factors can open and close gates to modulate the experience of pain?

Accepted Answer

Gate control theory

Question 13

Which of the following is a function of pain according to the study materials?

Accepted Answer

Protects organisms from harm and injury.

Question 14

Which of the following is true about cones in the retina?

Accepted Answer

They play a key role in daylight vision and color vision.

Question 15

Which of the following is an example of a perceptual hypothesis?

Accepted Answer

An inference about which distal stimuli could be responsible for the proximal stimuli sensed.

Question 16

Which of the following best describes the trichromatic theory of color vision?

Accepted Answer

Color perception depends on the relative activity of three types of cones sensitive to different wavelengths.

Question 17

Which of the following is a binocular depth cue?

Accepted Answer

Retinal disparity

Question 18

Which part of the eye is known as the 'blind spot'?

Accepted Answer

Optic disk

Question 19

Which process describes the phenomenon where the eyes become less sensitive to light in high illumination?

Accepted Answer

Light adaptation

Question 20

Which of the following is a real-world example of perceptual constancy?

Accepted Answer

Recognizing a friend's face in different lighting conditions.

Chapter 4 study guide

Study Guide - Practice Questions