The sleep spindles that occur during stage 2 sleep are important for what?
a. Dreaming
b. Inhibiting movement of major postural muscles during dreaming
c. Suppressing activity of the sense organs
d. Storing and improving memory
d
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Smith et al. (2012) gave people 8 to 17 years of age a test of executive functioning and the Iowa Gambling Task, in which people choose either risky decks of cards with big payoffs-and big potential losses-or less-risky decks with lower payoffs but fewer losses. They found that executive functioning scores improved steadily from 8 to 17 years of age and __________.
A. children generally chose the riskier decks, whereas adolescents chose the less-risky decks B. the tendency to choose risky decks first increased in early adolescence, and then decreased in middle to late adolescence C. the tendency to choose risky desks first decreased in early to middle adolescence, and then increased in late adolescence D. there was a steady improvement with age in the tendency to choose less-risky decks and reject riskier decks
According to the discussion in Chapter 1, behaviorism places the most emphasis on
a. interpersonal relationships. b. observable activities. c. unconscious emotions. d. mental processes.
Answer the following statement(s) true (T) or false (F)
Qualitative research is useful for designing and evaluating interventions because it allows researchers to quickly and inexpensively measure attitudes and behaviors of large groups of people and to test for changes in attitudes or behaviors over time.
A chemical that is released by one animal that affects the behavior of another of its species is a pheromone
Indicate whether the statement is true or false