Stimulants used to treat attention-deficit/hyperactivity disorder (ADHD) may work by increasing levels of ________ in the synapses of the brain.
A. epinephrine
B. acetylcholine
C. cortisol
D. dopamine
Answer: D
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The physical response to both pleasant and unpleasant stress, consisting of bodily changes related to autonomic nervous system arousal, is termed
a. a stress reaction. b. burnout. c. emotional exuberance. d. emotional exhaustion.
Learning through self-discovery and getting encouragement to be curious are especially helpful for children to become
a. divergent thinkers. b. convergent thinkers. c. dynamically assessed. d. factor analyzed.
During infancy, the brain grows until it is approximately
a. 50 percent of an adult's brain by the age of 3 years b. 30 percent of an adult's brain by the age of 3 years c. 50 percent of an adult's brain by the age of 1 year d. 25 percent of an adult's brain by the age of 1 year
Regarding sleeptalking, which of the following statements is TRUE?
a. Sleeptalking occurs only during light (Stage 1) sleep. b. Sleeptalking is the outward expression of dream content. c. Sleeptalking generally makes little sense. d. Sleeptalking occurs most often during REM sleep.