Question 1

Which of the following best distinguishes sensation from perception?

Accepted Answer

Sensation is the detection of physical energy by sense organs, while perception is the process of organizing sensory impulses into meaningful patterns.

Question 2

According to the doctrine of specific nerve energies, why do different sensory modalities (such as vision and hearing) produce different experiences?

Accepted Answer

Because the type of sensation experienced depends on which nerve pathways are activated, not the type of stimulus.

Question 3

A person with synesthesia might say, 'The color purple smells like a rose.' What does this phenomenon illustrate?

Accepted Answer

Sensory crossover between modalities

Question 4

Which formula best represents the calculation of a just noticeable difference (jnd) according to Weber's Law?

Accepted Answer

$$\Delta I = kI$$

Question 5

Signal-detection theory suggests that a person's response to a stimulus depends on which two processes?

Accepted Answer

A sensory process and a decision process

Question 6

Why does sensory adaptation occur when stimulation is unchanging?

Accepted Answer

Because there is a decline in sensory responsiveness to unchanging stimulation.

Question 7

Which of the following is an example of inattentional blindness?

Accepted Answer

Failing to notice a person in a gorilla suit walking through a basketball game while focusing on counting passes.

Question 8

Which physical property of light is primarily responsible for the psychological experience of hue?

Accepted Answer

Wavelength

Question 9

What is the main function of rods in the retina?

Accepted Answer

Vision in dim light

Question 10

A person who cannot recognize ordinary objects but can recognize faces likely has damage to which type of brain cells?

Accepted Answer

Feature-detector cells specialized for objects

Question 11

According to the trichromatic theory of color vision, how do we perceive different hues?

Accepted Answer

By the interaction of three types of cones, each sensitive to a different range of wavelengths

Question 12

Which theory explains the phenomenon of negative afterimages, such as seeing a red heart after staring at a green one?

Accepted Answer

Opponent-process theory

Question 13

Which Gestalt principle is illustrated when we perceive a series of dots as a single, continuous line?

Accepted Answer

Continuity

Question 14

Which monocular cue to depth perception is based on the fact that closer objects block the view of more distant objects?

Accepted Answer

Interposition

Question 15

Why do visual illusions, such as the Müller-Lyer illusion, occur?

Accepted Answer

Because perceptual strategies that are usually accurate are overextended to situations where they do not apply

Question 16

Which physical property of sound is most closely related to the psychological experience of pitch?

Accepted Answer

Frequency

Question 17

What is the function of the cochlea in the auditory system?

Accepted Answer

It contains the organ of Corti, which transduces sound vibrations into neural signals.

Question 18

Which Gestalt principle helps us distinguish a melody from background noise in a song?

Accepted Answer

Figure and ground

Question 19

Which of the following is NOT one of the five basic tastes detected by humans?

Accepted Answer

Spicy

Question 20

According to the gate-control theory of pain, what determines whether pain signals reach the brain?

Accepted Answer

Whether neural impulses pass through a 'gate' in the spinal cord

Sensation and Perception: Foundations of Experience

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