ANS: C
Sleep latency refers to the amount of time it takes a person to fall asleep. The distracters represent other phases of the sleep cycle. PTS: 1 DIF: Cognitive Level: Understand (Comprehension) REF: Page 19-6 TOP: Nursing Process: Assessment MSC: Client Needs: Health Promotion and Maintenance 7. A person says, “I often feel like I have been dreaming just before I awake in the morning.”
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Which rationale correctly explains the comment? a. Sleep architecture changes during the sleep period, resulting in increased slow-wave sleep at the end of the cycle. b. Cycles of REM sleep increase in the second half of sleep and occupy longer periods. c. Dreams occur more frequently when a person is experiencing unresolved conflicts or depression. d. Dream content relates directly to developmental tasks. The person is likely feeling autonomous.
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ANS: B
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Cycles of REM sleep increase in the second half of sleep and occupy longer periods, up to 1 hour. Dreaming occurs during REM sleep. The question relates to sleep architecture rather than dream content.
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PTS: 1 DIF: Cognitive Level: Understand (Comprehension) REF: Page 19-6 TOP: Nursing Process: Assessment MSC: Client Needs: Health Promotion and Maintenance
ANS: A
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8. Which person would be most likely to experience sleep fragmentation? a. An obese adult b. A toddler who attends day care c. A person diagnosed with mild osteoarthritis d. An adolescent diagnosed with anorexia nervosa
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Obese adults experience more disruption of sleep stages, resulting in fragmentation. Obesity is the leading factor for obstructive sleep apnea, which causes sleep fragmentation. These changes are also associated with illness and some medications. The changes are evident on a hypnogram. An adolescent with anorexia nervosa would have a low body weight and therefore decreased risk for sleep fragmentation. Persons with arthritis have pain that may sometimes interrupt sleep, but it would not have as high risk as would obesity. Toddlers do not generally experience sleep fragmentation.
PTS: 1 DIF: Cognitive Level: Analyze (Analysis) REF: Pages 19-7, 14 TOP: Nursing Process: Assessment MSC: Client Needs: Health Promotion and Maintenance
9. A person is prescribed lorazepam 2 mg PO bid as needed for anxiety. When the person takes
this medication, which change in sleep is anticipated? The patient will a. have fewer dreams. b. have less slow-wave sleep.
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