A study (Carskadon et al., 2002) found that when teens were allowed to sleep as much as they wanted over several nights in a laboratory, they seemed to need
a. slightly less sleep than younger children.
b. more sleep than younger children.
c. about the same amount of sleep as younger children.
d. considerably less sleep than younger children.
Answer: c. about the same amount of sleep as younger children.
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Because the news report of a plane crash was fresh in her mind, Lara decided flying was just too risky. Her risk estimate appears to have been influenced by:
a. a framing effect b. functional fixedness c. the representativeness heuristic d. the availability heuristic
Interpretation of the ________ content of a dream is expected to reveal the ________ content
a. latent; manifest b. manifest; latent c. manifest; sublimated d. metaphorical; denotative e. surface; deep
If Susanna was worried that she has just become pregnant as the result of intercourse last night, and she wants to take a drug to make sure that implantation of the fertilized ovum does not occur, she should be sure to take this drug:
a. immediately, because implantation occurs in the first day after fertilization b. within 24 hours, because implantation occurs in the first 24 to 36 hours after fertilization c. within 2 days, because implantation occurs about 3 days following fertilization d. within 5-6 days, because implantation occurs about 1 week following fertilization
Pharmacological effects that can be directly observed by others are referred to as:
a. psychoactive effects. b. objective effects. c. pharmacodynamic effects. d. subjective effects.