James Has Been Sleeping for About 90 Minutes When His

question 216

Multiple Choice

James has been sleeping for about 90 minutes when his brain shows rapid, irregular waves. His blood pressure rises, his heart rate increases, and his skeletal muscles go limp. Which of the following is the most likely conclusion?

• A) James is chronically sleep deprived, and his sleep, like his daytime activities, is abnormal.
• B) James is experiencing physiological changes that are normal for the third stage of sleep.
• C) James is experiencing unusual sleep because earlier he engaged in strenuous physical activity.
• D) James is experiencing physiological changes that are normal during paradoxical sleep.

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Definitions:

Tremulousness

A physical condition characterized by involuntary, rhythmic muscle contractions leading to shaking movements in one or more parts of the body; often a symptom of medical conditions or withdrawal.

Perspiration

The process of sweating, a natural mechanism for the body to regulate temperature.

Age Differences

Variations in behavior, cognition, or physical condition that are attributable to differing ages among individuals.

Alcohol Use Disorders

A medical condition characterized by an impaired ability to stop or control alcohol use despite adverse social, occupational, or health consequences.