Question 1

When fetal hamster SCN tissue was transplanted, the adult recipients' biological clocks:

Accepted Answer

A)  no longer functioned. 
B)  shifted by one hour. 
C)  began producing a rhythm consistent with that of the donor. 
D)  were unaffected by the donor SCN tissue. 
A)  no longer functioned. 
B)  shifted by one hour. 
C)  began producing a rhythm consistent with that of the donor. 
D)  were unaffected by the donor SCN tissue.

Question 2

What is one of the contradictions in "paradoxical" sleep?

Accepted Answer

A)  The frequency of the brain waves is low, while the amplitude is high. 
B)  The brain is very active, while many of the muscles are deeply relaxed. 
C)  Subcortical structures are very active, while the cerebral cortex is inactive. 
D)  Postural muscles are tense, while heart rate and breathing rate are very low. 
A)  The frequency of the brain waves is low, while the amplitude is high. 
B)  The brain is very active, while many of the muscles are deeply relaxed. 
C)  Subcortical structures are very active, while the cerebral cortex is inactive. 
D)  Postural muscles are tense, while heart rate and breathing rate are very low.

Question 3

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. 
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.

Question 4

Facial twitches are most characteristic of which stage of sleep?

Accepted Answer

A)  stage 2 
B)  stage 3 
C)  stage 4 
D)  REM 
A)  stage 2 
B)  stage 3 
C)  stage 4 
D)  REM

Question 5

Research suggests that ____ sleep is most important for strengthening memories of motor skills.

Accepted Answer

A)  stage II 
B)  stage I 
C)  deep 
D)  REM 
A)  stage II 
B)  stage I 
C)  deep 
D)  REM

Question 6

When the PER and TIM levels increase, they feed back to inhibit the genes that produce the ____ molecules.

Accepted Answer

A)  Tau 
B)  messenger RNA 
C)  Chronos 
D)  DNA 
A)  Tau 
B)  messenger RNA 
C)  Chronos 
D)  DNA

Question 7

The pons sends inhibitory messages to motor neurons of the spinal cord during which sleep stage(s)?

Accepted Answer

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

Question 8

Among adult humans, those who sleep ____ or more hours per night have the highest percentage of REM sleep.

Accepted Answer

A)  9 
B)  5 
C)  8 
D)  10 
A)  9 
B)  5 
C)  8 
D)  10

Question 9

REM deprivation is more difficult for a person to deal with than NREM deprivation.

Accepted Answer

A) True 
 B)False

Question 10

Psychologists in the early to mid part of the 20?? century had difficulty with the notion that wake and sleep cycles were generated from within the body because:

Accepted Answer

A)  there was no scientific evidence to support this notion. 
B)  all species operate on the same cycle. 
C)  at that time there were no recorded sleep disorders. 
D)  they accepted the theory that all behaviors were responses to stimuli. 
A)  there was no scientific evidence to support this notion. 
B)  all species operate on the same cycle. 
C)  at that time there were no recorded sleep disorders. 
D)  they accepted the theory that all behaviors were responses to stimuli.

Question 11

Describe how light resets the SCN.

Accepted Answer

The answer of Describe how light resets the SCN....

Question 12

Axons from the locus coeruleus release ____ widely throughout the cortex.

Accepted Answer

A)  norepinephrine 
B)  acetylcholine 
C)  dopamine 
D)  serotonin 
A)  norepinephrine 
B)  acetylcholine 
C)  dopamine 
D)  serotonin

Question 13

During REM sleep, the EEG shows:

Accepted Answer

A)  regular, high-voltage slow waves. 
B)  irregular, high-voltage slow waves. 
C)  regular, low-voltage slow waves. 
D)  irregular, low-voltage fast waves. 
A)  regular, high-voltage slow waves. 
B)  irregular, high-voltage slow waves. 
C)  regular, low-voltage slow waves. 
D)  irregular, low-voltage fast waves.

Question 14

A key area of the hypothalamus, particularly important in the regulation of the biological clock, is the:

Accepted Answer

A)  substantia nigra. 
B)  caudate nucleus. 
C)  lateral hypothalamus. 
D)  suprachiasmatic nucleus. 
A)  substantia nigra. 
B)  caudate nucleus. 
C)  lateral hypothalamus. 
D)  suprachiasmatic nucleus.

Question 15

During dreaming, which of the following area or areas continue to be highly active?

Accepted Answer

A)  the hypothalamus, amygdala, and other emotional areas 
B)  the primary motor cortex in the precentral gyrus 
C)  the areas of the prefrontal cortex that are key to working memory 
D)  the primary visual cortex and primary auditory cortex 
A)  the hypothalamus, amygdala, and other emotional areas 
B)  the primary motor cortex in the precentral gyrus 
C)  the areas of the prefrontal cortex that are key to working memory 
D)  the primary visual cortex and primary auditory cortex

Question 16

Sleep spindles originate from:

Accepted Answer

A)  PGO waves. 
B)  sudden stimuli. 
C)  SCN neurons. 
D)  interactions between the thalamus and cortex. 
A)  PGO waves. 
B)  sudden stimuli. 
C)  SCN neurons. 
D)  interactions between the thalamus and cortex.

Question 17

Aside from the problems with failing to breathe at times during the night, people with sleep apnea are also found to have:

Accepted Answer

A)  enlarged hearts. 
B)  overactive bladders. 
C)  desynchronized temperature rhythms. 
D)  fewer neurons in certain brain areas. 
A)  enlarged hearts. 
B)  overactive bladders. 
C)  desynchronized temperature rhythms. 
D)  fewer neurons in certain brain areas.

Question 18

Which of the following would most likely have the highest total amount of REM sleep?

Accepted Answer

A)  infant human 
B)  old horse 
C)  young cow 
D)  old bear 
A)  infant human 
B)  old horse 
C)  young cow 
D)  old bear

Question 19

European swifts sleep:

Accepted Answer

A)  after a meal. 
B)  only in their nest. 
C)  during flight. 
D)  only at night. 
A)  after a meal. 
B)  only in their nest. 
C)  during flight. 
D)  only at night.

Question 20

Describe brain function during REM sleep.

Accepted Answer

The answer of Describe brain function during REM sleep....

When fetal hamster SCN tissue was transplanted, the adult recipients' biological clocks:

What is one of the contradictions in "paradoxical" sleep?

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

Facial twitches are most characteristic of which stage of sleep?

Research suggests that ____ sleep is most important for strengthening memories of motor skills.

When the PER and TIM levels increase, they feed back to inhibit the genes that produce the ____ molecules.

The pons sends inhibitory messages to motor neurons of the spinal cord during which sleep stage(s)?

Among adult humans, those who sleep ____ or more hours per night have the highest percentage of REM sleep.

REM deprivation is more difficult for a person to deal with than NREM deprivation.

Psychologists in the early to mid part of the 20?? century had difficulty with the notion that wake and sleep cycles were generated from within the body because:

Describe how light resets the SCN.

Axons from the locus coeruleus release ____ widely throughout the cortex.

During REM sleep, the EEG shows:

A key area of the hypothalamus, particularly important in the regulation of the biological clock, is the:

During dreaming, which of the following area or areas continue to be highly active?

Sleep spindles originate from:

Aside from the problems with failing to breathe at times during the night, people with sleep apnea are also found to have:

Which of the following would most likely have the highest total amount of REM sleep?

European swifts sleep:

Describe brain function during REM sleep.

The Major Issues

Nerve Cells and Nerve Impulses

Synapses

Anatomy of the Nervous System

Development and Plasticity of the Brain

Vision

The Other Sensory Systems

Movement

Internal Regulation

Reproductive Behaviors

Emotional Behaviors

The Biology of Learning and Memory

Cognitive Functions

Mood Disorders and Schizophrenia

Filters

Exam 9: Wakefulness and Sleep

When fetal hamster SCN tissue was transplanted, the adult recipients' biological clocks:

What is one of the contradictions in "paradoxical" sleep?

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

Facial twitches are most characteristic of which stage of sleep?

Research suggests that ____ sleep is most important for strengthening memories of motor skills.

When the PER and TIM levels increase, they feed back to inhibit the genes that produce the ____ molecules.

The pons sends inhibitory messages to motor neurons of the spinal cord during which sleep stage(s)?

Among adult humans, those who sleep ____ or more hours per night have the highest percentage of REM sleep.

REM deprivation is more difficult for a person to deal with than NREM deprivation.

Psychologists in the early to mid part of the 20?? century had difficulty with the notion that wake and sleep cycles were generated from within the body because:

Describe how light resets the SCN.

Axons from the locus coeruleus release ____ widely throughout the cortex.

During REM sleep, the EEG shows:

A key area of the hypothalamus, particularly important in the regulation of the biological clock, is the:

During dreaming, which of the following area or areas continue to be highly active?

Sleep spindles originate from:

Aside from the problems with failing to breathe at times during the night, people with sleep apnea are also found to have:

Which of the following would most likely have the highest total amount of REM sleep?

European swifts sleep:

Describe brain function during REM sleep.

The Major Issues

Nerve Cells and Nerve Impulses

Synapses

Anatomy of the Nervous System

Development and Plasticity of the Brain

Vision

The Other Sensory Systems

Movement

Internal Regulation

Reproductive Behaviors

Emotional Behaviors

The Biology of Learning and Memory

Cognitive Functions

Mood Disorders and Schizophrenia

Filters