Although MDMA increases the activity of several neurotransmitters in the brain, it is the ____ pathway that has received the most attention
a. ?dopamine
b. ?serotonin
c. ?acetylcholine
d. ?GABA
ANSWER:
b
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______ gave modern genetics its beginnings when he reported the results of his work breeding peas
a. Darwin c. Watson b. Mendel d. Galton
The body's reminding system
a. involves sharp, fast pain that seems to come from specific body areas. b. is carried by large nerve fibers. c. can cause agony long after an injury has healed or with terminal illness when a reminder is useless. d. is characterized by all of these.
The results of behavioral treatment targeting the socialization deficits of individuals with autism have shown
A. no improvement B. some improvement in quantity os socialization but little improvement in the quality of social contacts C. some improvement in the quality of socialization but little improvement in the quantity of social contacts D. substantial improvement in both the quantity and quality of social contacts
A condition caused by the presence of an extra chromosome on the 21st pair and
characterized by intellectual developmental disorder and various physical anomalies is ______. a. Down syndrome c. fragile X syndrome b. Klinefelter's syndrome d. Turner's syndrome