The activation-synthesis theory proposes that:
a. the cortex tries to make sense of random neural activity by creating dream narratives.
b. the cortex is inactive during dreaming, so dreaming is completely controlled by the brainstem.
c. the activity in the pons constructs or synthesizes dream narratives.
d. dreams are active attempts to synthesize solutions to problems.
Answer: a
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Research indicates that when girls are exposed to unusually high levels of __________ prenatally, they are more likely to display stereotypical male behaviors.
A. cholesterol B. estrogen C. androgens D. toxins
Age-related declines in cognitive functioning may not be noticed for which of the following reasons? a. The ability to recognize changes is one of the cognitive abilities that suffers, so the declines tend to go unnoticed. b. They have less of an effect on daily functioning
c. The lack of commitment to and participation in rehabilitation services. d. The knowledge of possible cognitive decline can be more harmful than helpful.
Dr. Lehman believes that it is necessary to break complex processes, such as vision, down into separate component parts if we are to truly understand them. Dr. Lehman's views are consistent with the:
a. functionalist approach to psychology b. behavioral approach to psychology c. structuralist approach to psychology d. nativist approach to psychology
According to the gate-control theory of pain, the release of endorphins by the brain may be responsible for:
a. the feeling of phantom pain that is sometimes experienced in amputated limbs b. the effectiveness of placebos in reducing the perception of pain c. an increase in the activity of small fibers, opening pain gates in the spinal cord d. a decrease in the activity of large fibers, closing pain gates in the spinal cord