Chapter 8- Sleep A(Mini Quizzes)
A person whose brain waves contain high-amplitude delta waves is most likely
in either stage 3 or 4 of slow-wave sleep
Insomnia is defined
in relation to a persons particular need for sleep
A person who travels across several time zones in likely to experience
jet lag
Sleep stages 1-4 are termed _____, whereas stages 3-4 are referred to as _______.
non-REM sleep; slow-wave sleep
The suprachiasmatic nucleus controls circadian rhythms via
secretion of as yet unidentified chemicals
Somnambulism is synonymous with
sleep walking
Sleep stages 3 and 4 are also called
slow-wave sleep
Degeneration of brain orexin neurons cause narcolepsy
TRUE
Degeneration of the brain orexin neurons causes narcolepsy
TRUE
In the bottlenose dolphin, slow-wave sleep occurs independently in the left and right hemispheres
TRUE
Insomniacs underestimate their amount of sleep
TRUE
Noradrenergic agonist drugs produce arousal and decrease sleep
TRUE
Sleep is a behavior
TRUE
The the bottlenose dolphin, slow-wave sleep occurs independently in the left and right hemispheres
TRUE
The vIPOA is key region for the initiation of sleep
TRUE
The key symptom of narcolepsy is
an attack of sleep during the day
A single cycle of non-REM/REM sleep lasts about
90 minutes
Which of the following transmitter substances modulate wakefulness?
All of the above are correct
________ is/are considered to be an abnormality of REM sleep
All of the above are correct
Damage to the rat SCN would be expected to disrupt circadian rhythms related to
All the above are correct
Sleep disorders that occur during or involve slow-wave sleep include
All the above are correct
Which of the following is true of sleep?
All the above are correct
Which of the following is true of the sleep cycle during a night of sleep?
As the night goes on, the relative length of REM sleep increases in each successive cycle.
Which of the following is a reason why stage 4 is considered to be the deepest sleep stage?
B and D are correct
______ is a sleep disorder that is the opposite of REM-sleep behavior disorder
Cataplexy
_______ is a sleep disorder that is opposite of REM-sleep behavior disorder
Cataplexy
Stages of sleep are easily distinguished by
Changes in the electrical activity of the brain
A sleeping person is unconscious
FALSE
Light is the primary zeitgeber for most mammals activity cycles
FALSE
Which of the following is true of melanopsin?
Melanopsin is found within ganglion cells
_____ is/are the result of degeneration of hypocretin neurons in the brain
Narcolepsy
Signs of cortical arousal in the EEG are induced by
acetylcholine agonists
Signs of cortical arousal in the EEG are reduced by
acetylcholine antagonists
The ______ pattern of EEG activity is characterized by irregular, high-frequency (13-30 Hz), low-amplitude waves
beta
Stages of sleep are easily distinguished by
changes in the electrical activity of the brain
A genetic mutation of the hypocretin gene in mice results in
symptoms of narcolepsy
A serious issue associated with sleeping medications is that
the use of sleeping pills can lead to daytime grogginess
The rebound phenomenon notes after deprivation of REM sleep suggests that
there is a psychological need for a certain amount of REM sleep
The _______ brain wave pattern has a characteristic frequency of ______
theta; 3.5-7.5 Hz
Beta brain wave activity is not a reliable indication of being awake because
this brain wave pattern also appears during sleep
