Fred volunteered for a sleep deprivation study. After he is deprived of sleep for two nights:

Question

Quizplus · Accepted Answer

Sleep deprivation has been shown to have negative effects on mood, mental abilities, reaction time, perceptual skills, and complex motor skills. While cataplexy is a symptom of narcolepsy, it is not necessarily related to sleep deprivation. "Second wind" refers to a phenomenon where individuals may experience a temporary increase in energy and alertness after a period of fatigue, but this does not necessarily mean they are fully refreshed or able to function optimally. Transient insomnia refers to difficulty falling or staying asleep for a short period of time and is not necessarily a result of sleep deprivation.

Fred Volunteered for a Sleep Deprivation Study