One important function of REM sleep in newborns is
a. to promote dreaming.
b. to prepare the baby for dreaming once the child has memories.
c. to keep the brain stimulated during long periods of sleep.
d. to allow the brain time to grow.
Answer: c. to keep the brain stimulated during long periods of sleep.
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At what point would we assume that the construct validity of a test has been established and no more studies should be done?
a. when we have shown that it correlates with several other measures designed to tap the same construct b. when we have shown that it does not correlate with measures designed to tap different constructs c. never – construct validation is an ongoing process d. when the validity coefficients are above .8
Tristan had to choose between two potential mates, Charlie and Ryan, on the final episode of the original The Bachelorette. In the end, she chose Ryan. Several weeks later, a reporter interviewed Tristan about her feelings toward the two men. How will she mostly likely express her feelings at the time of the interview if she is trying to avoid post-decision dissonance? a. Tristan says that her
attitudes about both men have become more negative with the benefit of hindsight. b. Tristan suggests that she was impressed by his career ambitions at first, but has come to realize that Charlie'sbusy work schedule would have been an obstacle to a successful relationship. c. Tristan has come to notice a variety of "little things" about Ryan that are starting to annoy her, including hispenchant for writing really lousy poetry. d. Tristan reports that she believes Charlie to be one of the most attractive men she has ever met in person.
Bianca is completely disinterested in sex. She has almost no sex drive. She is not married, and her boyfriend is also not really interested in sex. They enjoy each others' companionship, but rarely engage in sexual activity. Does Bianca have a sexual dysfunction?
a. Yes, because her lack of interest in sex is causing her distress. b. No, because her sexual functioning is very normal for her age and stage in life. c. No, because her lack of interest in sex is not causing problems interpersonally. d. Yes, because her disinterest is distressing to her boyfriend and causing interpersonal problems.
Because they have similar chemical structures, morphine is able to lock into receptor sites for
A) GABA. B) serotonin. C) dopamine. D) endorphins.