Question 1

Which of the following best describes the difference threshold (just noticeable difference) in sensory perception?

Accepted Answer

The smallest change in stimulation that can be detected.

Question 2

According to Weber's Law, if a person can detect a 2 kg increase in weight when holding a 20 kg object, what is the just noticeable difference (JND) for a 40 kg object?

Accepted Answer

$$ 	ext{JND} = 4 	ext{kg} $$

Question 3

Which of the following is an example of an absolute threshold?

Accepted Answer

Detecting the faintest sound a person can hear in a quiet room.

Question 4

A student is able to ignore the ticking of a clock after being in the room for several minutes. This is an example of:

Accepted Answer

Habituation

Question 5

Which Gestalt principle explains why we perceive a group of dots arranged in a straight line as a single unit?

Accepted Answer

Continuity

Question 6

A person who can see objects clearly up close but not at a distance is experiencing which visual condition?

Accepted Answer

Myopia

Question 7

Which part of the brain is primarily responsible for regulating the sleep-wake cycle?

Accepted Answer

Suprachiasmatic nucleus

Question 8

According to the trichromatic theory of color vision, which combination of cones is responsible for perceiving the color yellow?

Accepted Answer

Red and green cones

Question 9

A person is faced with choosing between two equally attractive job offers. This scenario best illustrates which type of conflict?

Accepted Answer

Approach-approach conflict

Question 10

Which sleep disorder is characterized by sudden, uncontrollable episodes of falling asleep during the day?

Accepted Answer

Narcolepsy

Question 11

Which theory suggests that pain is modulated by neural 'gates' in the spinal cord that can increase or decrease the perception of pain?

Accepted Answer

Gate-control theory

Question 12

Which of the following is NOT one of the five primary tastes?

Accepted Answer

Spicy

Question 13

A person who is colorblind is most likely to be:

Accepted Answer

Male

Question 14

Which of the following best illustrates the concept of size constancy?

Accepted Answer

A car appears the same size whether it is near or far away.

Question 15

Which hormone is most closely associated with the regulation of sleep?

Accepted Answer

Melatonin

Question 16

A person who experiences stress from daily hassles rather than major catastrophes is likely to show which type of stress response?

Accepted Answer

Distress

Question 17

Which of the following best describes the adaptive theory of sleep?

Accepted Answer

Sleep evolved to keep organisms safe during periods of danger.

Question 18

Which sensory system is responsible for detecting changes in body position and movement?

Accepted Answer

Vestibular sense

Question 19

A person who is able to recognize a familiar tune even when played in a different key is demonstrating which principle of perception?

Accepted Answer

Auditory constancy

Question 20

Which of the following is a function of the parasympathetic nervous system?

Accepted Answer

Promoting relaxation and digestion

Key Concepts in Sensation, Perception, Consciousness, Sleep, Stress, and Personality

Study Guide - Practice Questions

Study Guide - Flashcards