Chapter 4.docx - Kimberly Olson HEALTH SCIENCE Chapter 4...

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Kimberly OlsonHEALTH SCIENCEChapter 4 Sleep 1) The stages of sleep are delineated by A) patterns of brain activity.B) changes in metabolic rate.C) changes in body temperature.D) respiratory and heart rates. 2) The deepest stage of sleep is 3) Which stage of sleep is the longest in adults? 4) A full night's sleep is characterized by 5) Which of the following could lengthen the time a person stays in Stage III sleep? A) avoiding caffeineB) exercisingC) avoiding stressD) reading before bed6) During REM sleep, brain activity 7) You had to wake up your roommate in the morning so she won't be late to class. She wakes up confused and takes several minutes to appear alert. She is likely in
8) The average circadian rhythm repeats every 9) The chemical associated with homeostatic sleep drive is A) melatonin.B) adenine.C) tryptophan.D) adenosine. 10) The suprachiasmatic nucleus is located in 11) The melatonin response may be ________ in people who are blind compared to sighted people. 12) The circadian rhythm is most heavily influenced by 13) John regularly wakes up at 9:00 a.m. but has just accepted a new job that requires him to wake up at 7:30 a.m. Which of the following would most effectively increase his chances of shifting his sleep phase? A) go to bed two hours earlier than normalB) keep the light on later at nightC) set a light timer to turn on at 7:00 a.m. D) set a light timer to turn on at 6:00 a.m. 14) Which of the following statements is TRUE about the effect of caffeine?

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