The distinctive characteristic of REM sleep is the presence of:
A) delta-wave brain activity interspersed with hypnic jerks.
B) sawtooth brain wave activity resembling beta waves.
C) sleep spindles and K complexes.
D) low-frequency brain waves large in magnitude.
B) sawtooth brain wave activity resembling beta waves.
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During the 1950s, many psychologists were becoming discouraged with behaviorism, and cognitive psychology began to emerge. A major reason they were disappointed with behaviorism is that
a. it considered only psychological processes that are clearly observable. b. it paid too much attention to individual differences. c. it failed to develop objective methods of measuring behavior. d. it focused too much on emotional factors, and not enough on observable behaviors.
Which of the following statements is true of the classic Robber's Cave study by Sherif and Sherif (1967)?
a) It involved subjects sitting around a table judging lines shown on a tablet. b) It showed just how obedient males and females can be when faced with an authority figure. c) It centered around group behaviors, mainly those of social facilitation, social hindrance, and social loafing. d) It demonstrated that when the in-group and out-group mentality develops, prejudice and hostility are likely to follow.
Genital ambiguity is usually a result of levels of _____ that are too high or too low between the 9th and 13th weeks of prenatal development
a) estrogen b) androgens c) progesterones d) neurotransmitters
Plato believed that we must balance our desires and ______
a. goals b. wishes c. emotions d. thoughts