Zusammenfassung der Ressource
Frage 1
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The various stages of sleep are easily distinguished by
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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
Frage 2
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The transition between wakefulness and sleep is marked by the appearance of which type of EEG waves?
Frage 3
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You are watching the EEG of a person whose output contains 85% delta wave activity. Your best guess is that this person is
Frage 4
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Typically, humans show which pattern of blood flow and cognitive activity during REM sleep
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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
Frage 5
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It may be inappropriate to treat insomnia with benzodiazepines because
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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
Frage 6
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Nightmares that are particularly terrifying occur during
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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
Frage 7
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The first day in a new job that is cognitively demanding and which involves the development of new skills, would be expected to
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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
Frage 8
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A build up of carbon dioxide in the blood is characteristic of the sleep disorder known as
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Narcolepsy
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Sleep apnea
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Somnambulism
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Pavor nocturnus
Frage 9
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A person who exhibits sudden paralysis may be suffering from
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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
Frage 10
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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
Frage 11
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The occurrence of sleep attacks in narcolepsy can be alleviated by drugs that
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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
Frage 12
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Weight gain is a common outcome for a person suffering from
Frage 13
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The primary function of slow-wave sleep is to
Frage 14
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Research has suggested that _____ sleep is important for _____ memory
Frage 15
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Prolonged sleep deprivation in humans results in