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