Studies of how much glucose the brains of children and adults consume (using the PET scanner) found that ____________

a. adults’ brains were more active
b. there were no age-related differences after infancy
c. the brains of 8- to 9-year-olds were more active
d. preschoolers’ brains were the most active

Answer: D

Psychology

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Previous versions of the diagnostic manual used the term ____________________ to describe substance use disorders that were at least moderate in severity

a. substance abuse b. anhedonia c. substance dependence d. self-destructive tendencies

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Identified regulation happens when a person's behavior is

a. informational. b. self-determined. c. controlling. d. None of these answers are correct.

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