Question 1

How many nociceptors are found in the human body?

Accepted Answer

A)   200 to 300
B)   5,000
C)   10,000
D)   millionsE) B) and C)
F) A) and D)

Question 2

Sensory receptors for sound called hair cells are embedded in the basilar membrane of the inner ear.

Accepted Answer

A) True 
 B)False

Question 3

What sensory receptors and pathways are associated with painful sensations, and how are these sensations produced?

Accepted Answer

Painful sensations are associated with n...

Question 4

The Science Versus Pseudoscience box "Subliminal Perception" describes a study in which research participants sniffed pleasant, unpleasant, neutral, or no scent at all while viewing pictures of faces. Likeability ratings of faces were affected by scent when paired with scents that were:

Accepted Answer

A)   pleasant and consciously detected
B)   pleasant but not consciously detected.
C)   noticeable but neutral.
D)   unpleasant and consciously detected.E) A) and C)
F) A) and B)

Question 5

Jake is nearsighted, and his cousin Janelle is farsighted. Their visual problems are caused by the fact that:

Accepted Answer

A)   images are not properly focused on the retina.
B)   the cornea is clouded due to age or disease.
C)   the size of the blind spot has increased.
D)   the pupil no longer dilates in dim light.E) None of the above
F) A) and C)

Question 6

Olfaction and gustation are known as the chemical senses because they both rely on the detection of different types of molecules.

Accepted Answer

A) True 
 B)False

Question 7

At the corner of Lisa's desk is one of her favorite seashells. If you looked at Lisa's desk, you would tend to perceive the seashell as _____, and her desk as _____.

Accepted Answer

A)   moving; stationary
B)   the figure; the ground
C)   larger; smaller
D)   the ground; the figureE) B) and C)
F) C) and D)

Question 8

Walking into a bakery, you immediately notice the smell of freshly baked bread. What is the name of the process through which physical stimuli, such as odors, are converted into neural signals that are sent to the brain?

Accepted Answer

A)   sensory adaptation
B)   the mere exposure effect
C)   accommodation
D)   transductionE) A) and B)
F) None of the above

Question 9

Sensation results when _____ stimulate(s)  sensory receptor cells.

Accepted Answer

A)   some form of physical energy
B)   substance P
C)   messages transmitted from the brain
D)   monocular cuesE) A) and B)
F) A) and C)

Question 10

Which theory best explains the phenomenon of afterimages?

Accepted Answer

A)   frequency theory
B)   place theory
C)   trichromatic theory
D)   opponent-process theoryE) B) and C)
F) None of the above

Question 11

Although the mere exposure effect works with overtly presented messages, the research indicates that it does not work with subliminal exposure to stimuli.

Accepted Answer

A) True 
 B)False

Question 12

Based upon cross-cultural research on the Müller-Lyer illusion, psychologists have concluded that:

Accepted Answer

A)   differences in eye pigmentation may explain some cultural differences in susceptibility to illusions.
B)   perceptual principles are universal rather than specific to any given culture.
C)   learning plays no role in the susceptibility to perceptual illusions.
D)   culture can shape perception, and that people who grow up in very different cultures may very well perceive aspects of their physical environment differently.E) B) and D)
F) B) and C)

Question 13

The "blind spot" in our visual field is due to the lack of rods or cones in the tiny area where the optic nerve exits the eye.

Accepted Answer

A) True 
 B)False

Question 14

This image depicts a cross section of the human eye. Which answer choice correctly labels the structures in the drawing?

Accepted Answer

A)   1, retina; 2, lens; 3, cornea, 4, fovea
B)   1, cornea; 2, lens; 3, fovea; 4, retina
C)   1, lens; 2, cornea; 3, retina; 4, fovea
D)   1, fovea; 2, lens; 3, cornea; 4, optic chiasmE) B) and D)
F) A) and B)

Question 15

How can the Müller-Lyer illusion be explained?

Accepted Answer

A)   The visual cues of overlap and binocular disparity produce the illusion of a three-dimensional object.
B)   We correctly perceive the two lines as being identical in length, but motion parallax creates the illusion that one line is longer than the other.
C)   We assume that the figure is moving and that the ground or frame is stationary.
D)   Visual depth cues create the perception that one line is farther away from us, which leads us to perceive that line as being longer.E) A) and B)
F) A) and C)

Question 16

In the brain and spinal cord, endorphins and enkephalins affect the pain response by:

Accepted Answer

A)   increasing the activity of both A-delta fibers and C fibers.
B)   decreasing the activity of both A-delta fibers and C fibers.
C)   opening the gates that control the perception of pain.
D)   inhibiting the transmission of pain signals, including the release of substance P.E) B) and C)
F) A) and C)

Question 17

The mere exposure effect holds true for exposure to subliminal stimuli as well as exposure to nonsubliminal stimuli.

Accepted Answer

A) True 
 B)False

Question 18

Evidence suggests that pheromones may be responsible for the synchronization of menstrual cycles among female roommates.

Accepted Answer

A) True 
 B)False

Question 19

_____ occurs when pain pathways become more responsive to repeated stimulation over time.

Accepted Answer

A)   Adaptation
B)   Sensitization
C)   Equilibrium
D)   ProprioceptionE) None of the above
F) A) and C)

Question 20

The property of wavelengths of light known as color is called:

Accepted Answer

A)   saturation.
B)   hue.
C)   brightness.
D)   timbre.E) A) and B)
F) None of the above

Exam 3: Sensation and Perception

Sensory receptors for sound called hair cells are embedded in the basilar membrane of the inner ear.

Correct AnswerverifiedShow Answer

Based upon cross-cultural research on the Müller-Lyer illusion, psychologists have concluded that:

Correct AnswerverifiedShow Answer

This image depicts a cross section of the human eye. Which answer choice correctly labels the structures in the drawing?

Correct AnswerverifiedShow Answer

Evidence suggests that pheromones may be responsible for the synchronization of menstrual cycles among female roommates.

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How many nociceptors are found in the human body?

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Sensation results when _____ stimulate(s) sensory receptor cells.

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In the brain and spinal cord, endorphins and enkephalins affect the pain response by:

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Jake is nearsighted, and his cousin Janelle is farsighted. Their visual problems are caused by the fact that:

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At the corner of Lisa's desk is one of her favorite seashells. If you looked at Lisa's desk, you would tend to perceive the seashell as _____, and her desk as _____.

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Which theory best explains the phenomenon of afterimages?

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What sensory receptors and pathways are associated with painful sensations, and how are these sensations produced?

Correct AnswerAnswered by ExamLex AIPainful sensations are associated with n...View AnswerShow Answer

The "blind spot" in our visual field is due to the lack of rods or cones in the tiny area where the optic nerve exits the eye.

Correct AnswerverifiedShow Answer

Although the mere exposure effect works with overtly presented messages, the research indicates that it does not work with subliminal exposure to stimuli.

Correct AnswerverifiedShow Answer

The mere exposure effect holds true for exposure to subliminal stimuli as well as exposure to nonsubliminal stimuli.

Correct AnswerverifiedShow Answer

_____ occurs when pain pathways become more responsive to repeated stimulation over time.

Correct AnswerverifiedShow Answer

The Science Versus Pseudoscience box "Subliminal Perception" describes a study in which research participants sniffed pleasant, unpleasant, neutral, or no scent at all while viewing pictures of faces. Likeability ratings of faces were affected by scent when paired with scents that were:

Correct AnswerverifiedShow Answer

How can the Müller-Lyer illusion be explained?

Correct AnswerverifiedShow Answer

Olfaction and gustation are known as the chemical senses because they both rely on the detection of different types of molecules.

Correct AnswerverifiedShow Answer

The property of wavelengths of light known as color is called:

Correct AnswerverifiedShow Answer

Walking into a bakery, you immediately notice the smell of freshly baked bread. What is the name of the process through which physical stimuli, such as odors, are converted into neural signals that are sent to the brain?

Correct AnswerverifiedShow Answer

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At the corner of Lisa's desk is one of her favorite seashells. If you looked at Lisa's desk, you would tend to perceive the seashell as _, and her desk as _.

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Painful sensations are associated with n...
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