Question 1

The 8-to-12 Hz EEG waves that are often associated with relaxed wakefulness are called

Accepted Answer

A)  K complexes. 
B)  delta waves. 
C)  alpha waves. 
D)  sleep spindles. 
E)  REM waves. 
A)  K complexes. 
B)  delta waves. 
C)  alpha waves. 
D)  sleep spindles. 
E)  REM waves.

Question 2

Bilateral lesions of the __________ selectively disrupt circadian cycles.

Accepted Answer

A)  suprachiasmatic nuclei 
B)  medial hypothalamus 
C)  lateral preoptic area 
D)  reticular activating system 
E)  subfornical organ 
A)  suprachiasmatic nuclei 
B)  medial hypothalamus 
C)  lateral preoptic area 
D)  reticular activating system 
E)  subfornical organ

Question 3

Which of the following is least likely to result from sleep deprivation?

Accepted Answer

A)  mood disturbances 
B)  reductions in creativity 
C)  reductions in vigilance 
D)  poor performance of complex cognitive tests 
E)  increased sleepiness 
A)  mood disturbances 
B)  reductions in creativity 
C)  reductions in vigilance 
D)  poor performance of complex cognitive tests 
E)  increased sleepiness

Question 4

Which of the following is not a change that signals the beginning of REM sleep?

Accepted Answer

A)  a decrease in EEG amplitude 
B)  an increase in the tension of the muscles of the body core 
C)  an increase in the oxygen consumption of the brain 
D)  an increase in the irregularity of the pulse 
E)  an increase in EEG frequency 
A)  a decrease in EEG amplitude 
B)  an increase in the tension of the muscles of the body core 
C)  an increase in the oxygen consumption of the brain 
D)  an increase in the irregularity of the pulse 
E)  an increase in EEG frequency

Question 5

Disorders of excessive sleep or sleepiness are classified as

Accepted Answer

A)  insomnia. 
B)  hypersomnia. 
C)  iatrogenic. 
D)  hyposomnia. 
E)  REM-sleep disorders. 
A)  insomnia. 
B)  hypersomnia. 
C)  iatrogenic. 
D)  hyposomnia. 
E)  REM-sleep disorders.

Question 6

é
-Bilateral transection of the nerve indicated by the arrow

Accepted Answer

A)  severed the optic tract. 
B)  damaged the fornix. 
C)  eliminated all circadian rhythms. 
D)  eliminated the ability of light to entrain circadian rhythms. 
E)  eliminated sleep. 
A)  severed the optic tract. 
B)  damaged the fornix. 
C)  eliminated all circadian rhythms. 
D)  eliminated the ability of light to entrain circadian rhythms. 
E)  eliminated sleep.

Question 7

Cells of the suprachiasmatic nuclei display circadian cycles of

Accepted Answer

A)  gene expression. 
B)  osmosis. 
C)  sleep. 
D)  degeneration. 
E)  regeneration. 
A)  gene expression. 
B)  osmosis. 
C)  sleep. 
D)  degeneration. 
E)  regeneration.

Question 8

Studies of __________ provided early evidence that the anterior hypothalamus is involved in sleep.

Accepted Answer

A)  insomnia 
B)  narcolepsy 
C)  encephalitis lethargica 
D)  catalepsy 
E)  multiple sclerosis 
A)  insomnia 
B)  narcolepsy 
C)  encephalitis lethargica 
D)  catalepsy 
E)  multiple sclerosis

Question 9

A free-running rhythm is a rhythm without any external

Accepted Answer

A)  light. 
B)  light-dark cycles. 
C)  desynchronization. 
D)  zeitgebers. 
E)  jet lag. 
A)  light. 
B)  light-dark cycles. 
C)  desynchronization. 
D)  zeitgebers. 
E)  jet lag.

Question 10

Evidence suggests that melatonin functions as a

Accepted Answer

A)  stimulant. 
B)  chronobiotic. 
C)  catecholamine. 
D)  neurotransmitter. 
E)  both C and D 
A)  stimulant. 
B)  chronobiotic. 
C)  catecholamine. 
D)  neurotransmitter. 
E)  both C and D

Question 11

Specialized __________ cells function as receptors for gradual changes in illumination.These receptors contain melanopsin and play a role in regulating circadian cycles.

Accepted Answer

The answer of Specialized __________ cells function as receptors for...

Question 12

The case of Miss M.is interesting because

Accepted Answer

A)  brain damage had left her unable to sleep. 
B)  by using stimulant drugs she was able to reduce her sleep to 1 or 2 hours per night. 
C)  her lack of sleep had made her paranoid. 
D)  she had been able to train herself with great effort not to sleep when she had better things to do with her time. 
E)  none of the above 
A)  brain damage had left her unable to sleep. 
B)  by using stimulant drugs she was able to reduce her sleep to 1 or 2 hours per night. 
C)  her lack of sleep had made her paranoid. 
D)  she had been able to train herself with great effort not to sleep when she had better things to do with her time. 
E)  none of the above

Question 13

Narcolepsy is most often considered to be a disorder of

Accepted Answer

A)  insomnia. 
B)  hypersomnia. 
C)  myoclonus. 
D)  restless legs. 
E)  sleep apnea. 
A)  insomnia. 
B)  hypersomnia. 
C)  myoclonus. 
D)  restless legs. 
E)  sleep apnea.

Question 14

In studies of the effects of sleep deprivation in humans, the tasks that sleep-deprived volunteers are most likely to perform poorly are those that

Accepted Answer

A)  are boringly, easy, and require continuous attention. 
B)  involve critical thinking. 
C)  involve high-level logical deduction. 
D)  test verbal ability. 
E)  test mathematical ability. 
A)  are boringly, easy, and require continuous attention. 
B)  involve critical thinking. 
C)  involve high-level logical deduction. 
D)  test verbal ability. 
E)  test mathematical ability.

Question 15

-Illustrated here is the location of the

Accepted Answer

A)  pineal gland. 
B)  pituitary gland. 
C)  suprachiasmatic nucleus. 
D)  posterior thalamus. 
E)  uvula. 
A)  pineal gland. 
B)  pituitary gland. 
C)  suprachiasmatic nucleus. 
D)  posterior thalamus. 
E)  uvula.

Question 16

The most influential circadian zeitgeber is the

Accepted Answer

A)  hippocampus. 
B)  light-dark cycle. 
C)  amygdala. 
D)  free-running period. 
E)  hyrax. 
A)  hippocampus. 
B)  light-dark cycle. 
C)  amygdala. 
D)  free-running period. 
E)  hyrax.

Question 17

In one study, volunteers gradually reduced the number of hours that they slept each night, until they felt that they had reached their limit.On the average, this limit was

Accepted Answer

A)  45 minutes. 
B)  2 hours. 
C)  5 hours. 
D)  6.5 hours. 
E)  7 hours. 
A)  45 minutes. 
B)  2 hours. 
C)  5 hours. 
D)  6.5 hours. 
E)  7 hours.

Question 18

Melatonin is released by the

Accepted Answer

A)  pinel gland. 
B)  pineal gland. 
C)  penile gland. 
D)  adrenal medulla. 
E)  hypothalamus. 
A)  pinel gland. 
B)  pineal gland. 
C)  penile gland. 
D)  adrenal medulla. 
E)  hypothalamus.

Question 19

REMs are associated with

Accepted Answer

A)  initial stage 1 EEG. 
B)  increased EMG activity in the core muscles. 
C)  stage 4 EEG. 
D)  emergent stage 1 EEG. 
E)  the first-night phenomenon. 
A)  initial stage 1 EEG. 
B)  increased EMG activity in the core muscles. 
C)  stage 4 EEG. 
D)  emergent stage 1 EEG. 
E)  the first-night phenomenon.

Question 20

The practice of diagnosing people as neurotic pseudoinsomniacs stopped when it was discovered that many people

Accepted Answer

A)  who complain of insomnia sleep for over 6.5 hours per night. 
B)  who complain of insomnia sleep most of the night but unknowingly suffer from sleep apnea, nocturnal myoclonus, or some other sleep-disturbing disorder. 
C)  become neurotic because of their insomnia, but not vice versa. 
D)  become an insomniac as a result of their neuroses, but not vice versa. 
E)  who complain of insomnia get little sleep. 
A)  who complain of insomnia sleep for over 6.5 hours per night. 
B)  who complain of insomnia sleep most of the night but unknowingly suffer from sleep apnea, nocturnal myoclonus, or some other sleep-disturbing disorder. 
C)  become neurotic because of their insomnia, but not vice versa. 
D)  become an insomniac as a result of their neuroses, but not vice versa. 
E)  who complain of insomnia get little sleep.

The 8-to-12 Hz EEG waves that are often associated with relaxed wakefulness are called

Bilateral lesions of the __________ selectively disrupt circadian cycles.

Which of the following is least likely to result from sleep deprivation?

Which of the following is not a change that signals the beginning of REM sleep?

Disorders of excessive sleep or sleepiness are classified as

é -Bilateral transection of the nerve indicated by the arrow

Cells of the suprachiasmatic nuclei display circadian cycles of

Studies of __________ provided early evidence that the anterior hypothalamus is involved in sleep.

A free-running rhythm is a rhythm without any external

Evidence suggests that melatonin functions as a

Specialized __________ cells function as receptors for gradual changes in illumination.These receptors contain melanopsin and play a role in regulating circadian cycles.

The case of Miss M.is interesting because

Narcolepsy is most often considered to be a disorder of

In studies of the effects of sleep deprivation in humans, the tasks that sleep-deprived volunteers are most likely to perform poorly are those that

-Illustrated here is the location of the

The most influential circadian zeitgeber is the

In one study, volunteers gradually reduced the number of hours that they slept each night, until they felt that they had reached their limit.On the average, this limit was

Melatonin is released by the

REMs are associated with

The practice of diagnosing people as neurotic pseudoinsomniacs stopped when it was discovered that many people

Biopsychology As a Neuroscience

Evolution, Genetics, and Experience

The Anatomy of the Nervous System

Neural Conduction and Synaptic Transmission

The Research Methods of Biopsychology

The Visual System

Mechanisms of Perception

The Sensorimotor System

Development of the Nervous System

Brain Damage and Neuroplasticity

Learning, Memory, and Amnesia

Hunger, Eating, and Health

Hormones and Sex

Drug Addiction and the Brains Reward Circuits

Lateralization, Language, and the Split Brain

Biopsychology of Emotion, Stress, and Health

Biopsychology of Psychiatric Disorders

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Exam 14: Sleep, Dreaming, and Circadian Rhythms

The 8-to-12 Hz EEG waves that are often associated with relaxed wakefulness are called

Bilateral lesions of the __________ selectively disrupt circadian cycles.

Which of the following is least likely to result from sleep deprivation?

Which of the following is not a change that signals the beginning of REM sleep?

Disorders of excessive sleep or sleepiness are classified as

é -Bilateral transection of the nerve indicated by the arrow

Cells of the suprachiasmatic nuclei display circadian cycles of

Studies of __________ provided early evidence that the anterior hypothalamus is involved in sleep.

A free-running rhythm is a rhythm without any external

Evidence suggests that melatonin functions as a

Specialized __________ cells function as receptors for gradual changes in illumination.These receptors contain melanopsin and play a role in regulating circadian cycles.

The case of Miss M.is interesting because

Narcolepsy is most often considered to be a disorder of

In studies of the effects of sleep deprivation in humans, the tasks that sleep-deprived volunteers are most likely to perform poorly are those that

-Illustrated here is the location of the

The most influential circadian zeitgeber is the

In one study, volunteers gradually reduced the number of hours that they slept each night, until they felt that they had reached their limit.On the average, this limit was

Melatonin is released by the

REMs are associated with

The practice of diagnosing people as neurotic pseudoinsomniacs stopped when it was discovered that many people

Biopsychology As a Neuroscience

Evolution, Genetics, and Experience

The Anatomy of the Nervous System

Neural Conduction and Synaptic Transmission

The Research Methods of Biopsychology

The Visual System

Mechanisms of Perception

The Sensorimotor System

Development of the Nervous System

Brain Damage and Neuroplasticity

Learning, Memory, and Amnesia

Hunger, Eating, and Health

Hormones and Sex

Drug Addiction and the Brains Reward Circuits

Lateralization, Language, and the Split Brain

Biopsychology of Emotion, Stress, and Health

Biopsychology of Psychiatric Disorders

Filters