Question 1

Perceptual abilities that we think of as psychic that go beyond the known senses is called ________.

Accepted Answer

A)  illusion 
B)  extrasensory perception 
C)  delusion 
D)  sensory enigma

Question 2

The iris is the muscular part of the eye that controls the opening of the ________.

Accepted Answer

A)  lens 
B)  optic chiasm 
C)  pupil 
D)  cornea

Question 3

After a month of having stuck a post-it note by your door to remind you of an appointment, you forgot the appointment. This is an example of ________.

Accepted Answer

A)  perceptual adaptation 
B)  selective perception 
C)  habituation 
D)  selective attention

Question 4

Describe the difference between sensation and perception, using fireworks on the Fourth of July as an example. Include the sensory stimuli involved, as well as bottom-up and top-down processing.

Accepted Answer

The answer of Describe the difference between sensation and perception,...

Question 5

Research suggests that humans can distinguish among ________.

Accepted Answer

A)  1 million different hues 
B)  7 million different hues 
C)  20 million different hues 
D)  100 million different hues

Question 6

Taste buds are located within which of the following structures, on the surface of the tongue?

Accepted Answer

A)  gustation receptors 
B)  papillae 
C)  gustatory pores 
D)  epithelia

Question 7

According to your text, humans can detect more than how many types of distinct smells?

Accepted Answer

A)  100 
B)  1000 
C)  10,000 
D)  1 million

Question 8

Hyperopia (or farsightedness) results from images focused ________.

Accepted Answer

A)  on the fovea 
B)  in front of the retina 
C)  behind the retina 
D)  on the rods

Question 9

Because Lena has vision in only one eye, she can no longer use which of these as a cue for perceiving the distance from her car in the parking lot to the entrance of the mall?

Accepted Answer

A)  accommodation 
B)  retinal disparity 
C)  motion parallax 
D)  aerial perspective

Question 10

Presbyopia is caused by ________.

Accepted Answer

A)  loss of elasticity in the lens 
B)  clouding of the cornea 
C)  floaters in the vitreous humor 
D)  diabetes mellitus

Question 11

Whether we detect a sound as being soft or loud depends on its ________.

Accepted Answer

A)  hertz 
B)  amplitude 
C)  frequency 
D)  timbre

Question 12

As he is running his first 10k (ten kilometer) race, Apollo finds that he is starting to hurt and wear out at the third mile. He pushes through, and suddenly experiences a brief period where the pain goes away and he can run faster than he had been running. This "runners high" is facilitated by the release of ________.

Accepted Answer

A)  endorphins 
B)  acetylcholine 
C)  cortisol 
D)  dopamine

Question 13

If three people standing next to each other witnessed a robbery and each person described the thief differently, then these different interpretations of the sensory input would most likely illustrate differences in ________.

Accepted Answer

A)  transduction 
B)  perception 
C)  visual acuity 
D)  perception distortion

Question 14

Some city parks in Philadelphia have installed sonic devices designed to prevent children and teens loitering, while older adults cannot even hear it. This is because ________.

Accepted Answer

A)  volume is too high for adults to hear 
B)  the frequency is too high for adults to hear 
C)  amplitude is too high for adults to hear 
D)  timbre is too difficult for adults to hear

Question 15

Even though you have not placed every piece of a jigsaw puzzle in its correct location, you recognize the puzzle's overall scene based on the portion already completed. This is an example of ________.

Accepted Answer

A)  top-down processing 
B)  bottom-up processing 
C)  vertical processing 
D)  horizontal processing

Question 16

In the gate control theory of pain, ________ open(s) the gate and ________ close(s) the gate.

Accepted Answer

A)  substance P; endorphins 
B)  endorphins; substance P 
C)  norepinephrine; epinephrine 
D)  epinephrine; norepinephrine

Question 17

A more recently discovered taste sensation, called ________, actually means "delicious" or "savory" in Japanese.

Accepted Answer

The answer of A more recently discovered taste sensation, called...

Question 18

Which area of the body has the highest concentration of skin receptors?

Accepted Answer

A)  back and legs 
B)  feet and fingers 
C)  face and fingers 
D)  arms and legs

Question 19

Which theory of pitch perception "solves" the problem of frequency theory's inability to account for high pitched sound perception?

Accepted Answer

A)  the opponent-process principle 
B)  the trichromatic theory 
C)  the place theory 
D)  the volley principle

Question 20

The color aftereffects phenomenon predicts that, after staring at a bright red rectangle for a period of time, you will see a ________.

Accepted Answer

A)  yellow rectangle when you look away at a white background 
B)  white circle when you look away at a white background 
C)  green rectangle when you look away at a white background 
D)  blue square when you look away at a white background

Exam 4: Sensation and Perception