17661736
Description
Quiz by Katie Morbey, updated more than 1 year ago
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Created by Katie Morbey
about 5 years ago
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Question 1
Question
The various stages of sleep are easily distinguished by
Answer
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Visible changes in respiration
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Changes in motor movements
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Changes in the electrical activity of the brain
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The quality and quantity of dreams
Question 2
Question
The transition between wakefulness and sleep is marked by the appearance of which type of EEG waves?
Answer
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Alpha
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Beta
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Delta
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Theta
Question 3
Question
You are watching the EEG of a person whose output contains 85% delta wave activity. Your best guess is that this person is
Answer
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In stage 4 of slow-wave sleep
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Dreaming
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Making the transition from wakefulness to sleep
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In REM sleep
Question 4
Question
Typically, humans show which pattern of blood flow and cognitive activity during REM sleep
Answer
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Cortical blood flow is reduced during REM sleep as blood is shunted to the genitals
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Cerebral blood flow is low in the primary visual cortex
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Cerebral blood flow is high in the visual association cortex and low in the prefrontal cortex
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Cerebral blood flow is high in the prefrontal cortex
Question 5
Question
It may be inappropriate to treat insomnia with benzodiazepines because
Answer
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Medication withdrawal symptoms can result in increased insomnia
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Sleeping medication may lead to daytime hangovers
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People with insomnia may be underestimating the amount of time they actually sleep
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All of the above are correct
Question 6
Question
Nightmares that are particularly terrifying occur during
Answer
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Stage 1 sleep
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Stage 2 sleep
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Stage 4 sleep
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REM sleep
Question 7
Question
The first day in a new job that is cognitively demanding and which involves the development of new skills, would be expected to
Answer
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Produce insomnia
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Reduce the amplitude of delta activity in the frontal lobes
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Increase the need for REM sleep
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Increase the amount of time spent that night in slow-wave sleep
Question 8
Question
A build up of carbon dioxide in the blood is characteristic of the sleep disorder known as
Answer
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Narcolepsy
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Sleep apnea
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Somnambulism
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Pavor nocturnus
Question 9
Question
A person who exhibits sudden paralysis may be suffering from
Answer
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Somnambulism
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A sleep attack
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Hynagogic hallucinations
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An episode of cataplexy
Question 10
Question
Human narcolepsy
Answer
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Can be treated by using sleep-inducing drugs
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Is caused by an absence of orexin in most people with narcolepsy
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Involves the intrusion of slow-wave sleep components into the awake state
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Is caused by an absence of dopamine in most people with narcolepsy
Question 11
Question
The occurrence of sleep attacks in narcolepsy can be alleviated by drugs that
Answer
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Impair the release of orexin in the brain
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Block hypocretin 2 receptors in the hypothalamus
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Act as catecholamine agonists
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Alleviated the symptoms of depression
Question 12
Question
Weight gain is a common outcome for a person suffering from
Answer
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Somnambulism
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Sleep-related eating disorder
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REM sleep disorder
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Narcolepsy
Question 13
Question
The primary function of slow-wave sleep is to
Answer
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Rest the brain
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Promote dreaming
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Facilitate brain development
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Rest the body
Question 14
Question
Research has suggested that _____ sleep is important for _____ memory
Answer
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Slow-wave; non-declarative
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REM; declarative
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Stage 2; declarative
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REM; non-declarative
Question 15
Question
Prolonged sleep deprivation in humans results in
Answer
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Impaired concentration
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Perceptual illusions
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Partial recovery of lost stage 4 sleep
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All of the above are correct
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