Question 1

Pain stimulates a brain area responsible for sensation,and another responsible for what?​

Accepted Answer

A)  Time
B)  ​Movement
C)  ​Emotion
D)  ​BalanceE) B) and C)
F) A) and D) C

Question 2

Why is it difficult to tickle yourself?​

Accepted Answer

A)  Tickle requires a social relationship.
B)  ​Tickle requires surprise.
C)  ​You cannot get your fingers into the correct position.
D)  ​You don't move your fingers fast enough.E) A) and D)
F) B) and D)

Question 3

Research on human perception leads to this conclusion:​

Accepted Answer

A)  Perception simply repeats all the information on the retina.
B)  ​Perception is an inference we make about what the objects really are.
C)  ​People are well aware of all the factors that influence their perceptions.
D)  ​More information goes from the brain to the eyes than from the eyes to the brain.E) C) and D)
F) A) and C)

Question 4

What causes a phantom limb sensation?​

Accepted Answer

A)  The spinal cord gets out of alignment.
B)  ​The stump where the limb was amputated continues to irritate receptors.
C)  ​Neurons form altered connections in the cerebral cortex.
D)  ​People who cannot accept their loss experience an emotional reaction.E) C) and D)
F) B) and D)

Question 5

What causes a phantom limb?​

Accepted Answer

A)  Emotional distress
B)  ​Hypnosis
C)  ​Rewiring in the brain
D)  ​Irritation at the site of an amputationE) A) and D)
F) All of the above C

Question 6

Red,yellow,and other colors differ physically in which regard?​

Accepted Answer

A)  Intensity​
B)  ​Velocity
C)  ​Wavelength
D)  ​PolarizationE) B) and D)
F) A) and B) C

Question 7

Some have claimed that messages recorded backward on rock music are perverting the minds of American youth.Which of these is the best supported evidence against that claim?​

Accepted Answer

A)  It is illegal to put backward messages on recordings.
B)  ​People do not understand or respond to backward messages.
C)  ​Backward messages produce only brief changes in anyone's behavior.
D)  ​It doesn't matter, because the minds of American youth are already perverted.E) None of the above
F) All of the above

Question 8

If someone is completely deaf in one ear,which aspect of hearing is most likely to be impaired?​

Accepted Answer

A)  Loudness discrimination
B)  ​Localization of sounds
C)  ​Perception of high pitches
D)  ​Perception of low pitchesE) B) and D)
F) None of the above

Question 9

By what means do we perceive the pitch of an intermediate-frequency sound (such as 1000 Hz) ?​

Accepted Answer

A)  The number of hair cells responding is proportional to the sound frequency.
B)  ​The sound wave excites a particular location on the basilar membrane.
C)  ​Each hair cell produces an impulse for each sound wave.
D)  ​Each sound wave excites a group, or volley, of hair cells.E) None of the above
F) A) and C)

Question 10

Why do some people have stronger taste experiences than others do?​

Accepted Answer

A)  They have more taste buds.
B)  ​Each taste bud has more axons connecting it to the brain.
C)  ​The brain area devoted to taste is located closer to the center of the brain.
D)  ​They simply have more experience with tastes.E) A) and B)
F) A) and C)

Question 11

Which of the following observations supports the retinex theory of color vision?​

Accepted Answer

A)  On average, women perceive finer distinctions among colors than men do.
B)  ​After you stare at a colored object long enough, you look away and see a different color.
C)  ​The apparent color of an object depends on the surrounding objects.
D)  ​Colors seem brighter in the center of vision, and less bright toward the periphery.E) None of the above
F) A) and D)

Question 12

Scientists estimate that a person could distinguish among how many odors?​

Accepted Answer

A)  Seven
B)  ​About a hundred
C)  ​About a thousand
D)  ​More than a trillionE) A) and B)
F) A) and D)

Question 13

You stare at narrow black-and-white lines for a minute and then look at wider lines.The second set of lines appears even wider than usual.What did staring at the first set of lines cause?​

Accepted Answer

A)  Retinal disparity
B)  ​Fatigue of feature detectors
C)  ​A shift in the signal-detection function
D)  ​Motion parallaxE) A) and B)
F) B) and C)

Question 14

Which aspect of hearing relates most closely to the wavelength of a sound?​

Accepted Answer

A)  Pitch
B)  ​Reaction time
C)  ​Location
D)  ​LoudnessE) None of the above
F) A) and B)

Question 15

What makes the blind spot of the retina blind?​

Accepted Answer

A)  The shape of the lens prevents light from focusing at that point.​
B)  ​Axons exit from the retina at that point.
C)  ​Inhibition from neighboring rods cancels out all the input from the cones.
D)  ​No blood vessels reach that part of the retina.E) A) and D)
F) B) and C)

Question 16

Suppose someone claims that color can be explained by the physics of light.What evidence argues against that claim?​

Accepted Answer

A)  Binocular depth perception​
B)  ​Optical illusions
C)  ​Diffraction of light by a prism
D)  ​Color vision deficiencyE) A) and B)
F) A) and C)

Question 17

The trichromatic (Young-Helmholtz) theory emphasizes which of these points?​

Accepted Answer

A)  The brain compares the responses of one retinal area to that of another to infer colors.
B)  ​Certain brain cells increase response for some colors and decrease it for others.
C)  ​Three types of cones react differently depending on the wavelength of light.
D)  ​Red-green color deficiency is more common in men than it is in women.E) A) and C)
F) A) and B)

Question 18

The rods in the retina contribute most strongly to which of these?​

Accepted Answer

A)  Recognition of faces
B)  ​Color vision
C)  ​Perception of visual detail
D)  ​Detection of faint lightE) A) and C)
F) None of the above

Question 19

You might know something is close to you because you have to pull your eyes toward the center to focus on it.What do we call this cue to distance?​

Accepted Answer

A)  Convergence​
B)  ​Motion parallax
C)  ​Texture gradient
D)  ​Retinal disparityE) A) and C)
F) C) and D)

Question 20

Can people track an odor trail,as dogs do?​

Accepted Answer

A)  No!
B)  ​Yes, if they crawl on their hands and knees.
C)  ​Yes, after they practice by following a dog.
D)  ​Yes, but only if it is the odor left by a dog or cat.E) All of the above
F) A) and B)

Exam 4: Sensation and Perception

Pain stimulates a brain area responsible for sensation,and another responsible for what?​

Correct AnswerverifiedC

Why is it difficult to tickle yourself?​

Correct AnswerverifiedShow Answer

Research on human perception leads to this conclusion:​

Correct AnswerverifiedShow Answer

What causes a phantom limb sensation?​

Correct AnswerverifiedShow Answer

What causes a phantom limb?​

Correct AnswerverifiedC

Red,yellow,and other colors differ physically in which regard?​

Correct AnswerverifiedC

Some have claimed that messages recorded backward on rock music are perverting the minds of American youth.Which of these is the best supported evidence against that claim?​

Correct AnswerverifiedShow Answer

If someone is completely deaf in one ear,which aspect of hearing is most likely to be impaired?​

Correct AnswerverifiedShow Answer

By what means do we perceive the pitch of an intermediate-frequency sound (such as 1000 Hz) ?​

Correct AnswerverifiedShow Answer

Why do some people have stronger taste experiences than others do?​

Correct AnswerverifiedShow Answer

Which of the following observations supports the retinex theory of color vision?​

Correct AnswerverifiedShow Answer

Scientists estimate that a person could distinguish among how many odors?​

Correct AnswerverifiedShow Answer

You stare at narrow black-and-white lines for a minute and then look at wider lines.The second set of lines appears even wider than usual.What did staring at the first set of lines cause?​

Correct AnswerverifiedShow Answer

Which aspect of hearing relates most closely to the wavelength of a sound?​

Correct AnswerverifiedShow Answer

What makes the blind spot of the retina blind?​

Correct AnswerverifiedShow Answer

Suppose someone claims that color can be explained by the physics of light.What evidence argues against that claim?​

Correct AnswerverifiedShow Answer

The trichromatic (Young-Helmholtz) theory emphasizes which of these points?​

Correct AnswerverifiedShow Answer

The rods in the retina contribute most strongly to which of these?​

Correct AnswerverifiedShow Answer

You might know something is close to you because you have to pull your eyes toward the center to focus on it.What do we call this cue to distance?​

Correct AnswerverifiedShow Answer

Can people track an odor trail,as dogs do?​

Correct AnswerverifiedShow Answer

Pain stimulates a brain area responsible for sensation,and another responsible for what?

Correct Answer
verified
C

Why is it difficult to tickle yourself?

Correct Answer
verified

Research on human perception leads to this conclusion:

Correct Answer
verified

What causes a phantom limb sensation?

Correct Answer
verified

What causes a phantom limb?

Correct Answer
verified
C

Red,yellow,and other colors differ physically in which regard?

Correct Answer
verified
C

Some have claimed that messages recorded backward on rock music are perverting the minds of American youth.Which of these is the best supported evidence against that claim?

Correct Answer
verified

If someone is completely deaf in one ear,which aspect of hearing is most likely to be impaired?

Correct Answer
verified

By what means do we perceive the pitch of an intermediate-frequency sound (such as 1000 Hz) ?

Correct Answer
verified

Why do some people have stronger taste experiences than others do?

Correct Answer
verified

Which of the following observations supports the retinex theory of color vision?

Correct Answer
verified

Scientists estimate that a person could distinguish among how many odors?

Correct Answer
verified

You stare at narrow black-and-white lines for a minute and then look at wider lines.The second set of lines appears even wider than usual.What did staring at the first set of lines cause?

Correct Answer
verified

Which aspect of hearing relates most closely to the wavelength of a sound?

Correct Answer
verified

What makes the blind spot of the retina blind?

Correct Answer
verified

Suppose someone claims that color can be explained by the physics of light.What evidence argues against that claim?

Correct Answer
verified

The trichromatic (Young-Helmholtz) theory emphasizes which of these points?

Correct Answer
verified

The rods in the retina contribute most strongly to which of these?

Correct Answer
verified

You might know something is close to you because you have to pull your eyes toward the center to focus on it.What do we call this cue to distance?

Correct Answer
verified

Can people track an odor trail,as dogs do?

Correct Answer
verified