Question 1

Professor Steinberg tells her class that during a normal sleep cycle, a person will progress from _____.

Accepted Answer

A)   Stage 1 to 2, 3, and 4 before entering REM sleep.
B)   Stage 4 to 3, 2, and 1 before entering REM sleep.
C)   Stage 1 to 4 then back to 3 and 2, and then entering REM sleep.
D)   Stage 1 to 4 at the beginning of the night. Later on, the cycle is Stage 1 and 2 and then REM.

Question 2

Orexin is not necessary for waking up, but it is for staying awake.

Accepted Answer

A) True 
 B)False

Question 3

Which condition has often been interpreted as an intrusion of REM sleep into wakefulness?

Accepted Answer

A)   Narcolepsy
B)   Sleep apnea
C)   REM behavior disorder
D)   Omnambulism

Question 4

Slow-wave sleep is comprised of ____.

Accepted Answer

A)   alpha wave sleep
B)   stages 1 and 2
C)   stages 3 and 4
D)   REM sleep

Question 5

A "zeitgeber" is a(n)  ____.

Accepted Answer

A)   biological clock
B)   animal that does not have a biological clock
C)   environmental cue that resets a biological clock
D)   body activity that is controlled by a biological clock

Question 6

What are the dreamlike experiences at the onset of sleep that are difficult to distinguish from reality?

Accepted Answer

A)   Hypnagogic hallucinations
B)   Idiopathic hallucinations
C)   Occipital illusions
D)   Pseudo-psychedelic visions

Question 7

Deonna is in a research study where she was asked to become sleep-deprived. She is mostly likely doing to see disruptions while doing ______tasks.

Accepted Answer

A)   verbal
B)   sensory
C)   memory
D)   motor

Question 8

Briefly describe the role of the locus coeruleus in arousal and attention.

Accepted Answer

The locus coeruleus is a small structure...

Question 9

A recent hypothesis proposed that the role of REM is ____.

Accepted Answer

A)   to shake the eyeballs back and forth in order to get sufficient oxygen to the corneas of the eyes
B)   to shake the eyeballs back and forth so the individual moves from REM to NREM
C)   no different than the role of NREM
D)   to bring to the surface the individual's unconscious wishes

Question 10

Describe brain function during REM sleep.

Accepted Answer

During REM sleep, activity increased in ...

Question 11

Eugino has a large number of PGO waves. He is likely ____.

Accepted Answer

A)   relaxed, but awake
B)   in NREM sleep
C)   in REM sleep
D)   going to have narcolepsy

Question 12

A disruption of circadian rhythms due to crossing time zones is known as ____.

Accepted Answer

A)   circashift
B)   phaselag
C)   jetlag
D)   zeitgeber

Question 13

A person's circadian activity cycle would most likely drift out of phase with the activity of other people if the person ____.

Accepted Answer

A)   spends a period of time in the wilderness, away from clocks
B)   habitually eats a big meal just before bedtime
C)   spends a period of time in seclusion, away from sunlight
D)   lives near the equator, where the seasons do not vary

Question 14

Emmanuel has periodic limb movement disorder. When does he have the most trouble?

Accepted Answer

A)   During REM sleep
B)   During NREM sleep
C)   While he is dreaming
D)   During paradoxical sleep

Question 15

According to the activation-synthesis hypothesis, what do dreams reflect?

Accepted Answer

A)   The brain's attempt to make sense of spontaneous neural activity
B)   Unconscious motivations and emotions
C)   Experiences that have been part of the species' evolutionary history
D)   An imbalance among hormone levels

Question 16

What is a typical characteristic of insomnia?

Accepted Answer

A)   Consistently feeling sleepy during the day
B)   Consistently getting less than 6 hours of sleep per night
C)   Spending at least 50 percent less REM sleep than normal
D)   Spending more time in NREM sleep than in REM sleep

Question 17

Which statement is true with regard to the duration of a self-generated sleep/activity cycle?

Accepted Answer

A)   It is unreliable in most species, and dependably close to 24 hours only in primates.
B)   It is longer if the organism is normally active in the dark.
C)   It rarely varies from one individual to another, if at all.
D)   It is highly consistent in a given individual in a given environment.

Question 18

Charley is currently in Stage 4 sleep. The next stage he will enter will most likely be _____.

Accepted Answer

A)   stage 1
B)   REM sleep
C)   stage 3
D)   paradoxical sleep

Question 19

Compared to REM, research suggests that NREM is ____.

Accepted Answer

A)   important for all types of memory
B)   important for strengthening memories of motor skills
C)   important for strengthening memories of lists of words
D)   not important for strengthening memories of any kind

Question 20

The sequence of the bursts of neural activity during REM sleep is ____

Accepted Answer

A)   lateral geniculate nucleus, pons, and occipital cortex
B)   occipital cortex, pons, and lateral geniculate nucleus
C)   pons, lateral geniculate nucleus, and occipital cortex
D)   pons, occipital lobe, and lateral geniculate nucleus

Exam 8: Wakefulness and Sleep

A recent hypothesis proposed that the role of REM is ____.

Correct AnswerverifiedShow Answer

What is a typical characteristic of insomnia?

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Slow-wave sleep is comprised of ____.

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Describe brain function during REM sleep.

Correct AnswerverifiedDuring REM sleep, activity increased in ...View AnswerShow Answer

A "zeitgeber" is a(n) ____.

Correct AnswerverifiedShow Answer

A disruption of circadian rhythms due to crossing time zones is known as ____.

Correct AnswerverifiedShow Answer

Which statement is true with regard to the duration of a self-generated sleep/activity cycle?

Correct AnswerverifiedShow Answer

Which condition has often been interpreted as an intrusion of REM sleep into wakefulness?

Correct AnswerverifiedShow Answer

According to the activation-synthesis hypothesis, what do dreams reflect?

Correct AnswerverifiedShow Answer

Professor Steinberg tells her class that during a normal sleep cycle, a person will progress from _____.

Correct AnswerverifiedShow Answer

Orexin is not necessary for waking up, but it is for staying awake.

Correct AnswerverifiedShow Answer

Emmanuel has periodic limb movement disorder. When does he have the most trouble?

Correct AnswerverifiedShow Answer

Eugino has a large number of PGO waves. He is likely ____.

Correct AnswerverifiedShow Answer

A person's circadian activity cycle would most likely drift out of phase with the activity of other people if the person ____.

Correct AnswerverifiedShow Answer

The sequence of the bursts of neural activity during REM sleep is ____

Correct AnswerverifiedShow Answer

Compared to REM, research suggests that NREM is ____.

Correct AnswerverifiedShow Answer

What are the dreamlike experiences at the onset of sleep that are difficult to distinguish from reality?

Correct AnswerverifiedShow Answer

Briefly describe the role of the locus coeruleus in arousal and attention.

Correct AnswerverifiedThe locus coeruleus is a small structure...View AnswerShow Answer

Charley is currently in Stage 4 sleep. The next stage he will enter will most likely be _____.

Correct AnswerverifiedShow Answer

Deonna is in a research study where she was asked to become sleep-deprived. She is mostly likely doing to see disruptions while doing ______tasks.

Correct AnswerverifiedShow Answer

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During REM sleep, activity increased in ...
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The locus coeruleus is a small structure...
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