The purpose of the rapid eye movements that occur during REM sleep is
a. to direct the eyes during dreaming
b. to reduce emotional stress.
c. to maintain sleep in spite of high levels of brain activity.
d. currently unknown.
d
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Alcohol narrows people's focus of attention. This phenomenon is called alcohol
a. myopia. b. hostility. c. aggression. d. blindness.
Which element is present in a harmonious and satisfying marriage, especially in most Western countries?
A. traditional relationships where the roles in the home are clearly delineated and predictable B. egalitarian relationships in which home and family duties are shared C. the presence of children in the home and a large extended family D. previous cohabitation they couples know each other's habits, likes, and dislikes
The four stages of development of the nervous system include, in order:
a. Proliferation, innervation, circuit formation, and circuit pruning b. Proliferation, migration, circuit formation, and circuit pruning c. Innervation, migration, circuit formation, and circuit pruning d. Innervation, migration, circuit formation, and circuit cropping
Research with college students suggests that binge and heavy drinking occur because ______.
A. young adults are reacting in defiance of parental control they experienced in adolescence B. young adults are more driven to engage in risk-taking behavior C. the transition out of high school increases the risk D. the anxiety related to academic pressure in college drives them to drink heavily