Which statement is TRUE regarding sleep stages?
a. ?Dreaming can occur in all stages.
b. ?As the night progresses, we spend more time in stage IV sleep and less time in REM sleep.
c. ?We typically spend four hours a night in REM sleep.
d. ?A kind of body paralysis occurs in stage IV sleep.
ANSWER:
a
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If Matthew's mother praises his "good sense" every time he says that money is important, then Matthew's attitude will be strengthened by
a. observational learning. b. classical conditioning. c. reinforcement. d. punishment.
Polygenic traits
a. are transmitted by a single pair of genes. b. are uncommon in humans. c. are transmitted by the mother. d. come from the combination of more than one gene.
Which conclusion is most appropriate regarding the relationship between hostility and coronary heart disease?
a. ?Hostility causes coronary heart disease. b. ?Hostile individuals have greater risk of heart disease than nonhostile people. c. ?Coronary heart disease causes hostility. d. ?Biological predisposition causes hostility, which in turn causes coronary heart disease.
To assess analogical reasoning in infants, Chen and colleagues used this task:
a. tasting similarities in foods that look alike. b. judging similarities of simple word meanings. c. using similar movements to retrieve toys. d. smiling in response to similar musical melodies.