Mouse models of Down syndrome suggest that __________ of __________ may impair hippocampal synaptic plasticity and associated learning and memory.
A. overactivity; glutamate
B. overactivity; GABA
C. underactivity; glutamate
D. underactivity; GABA
Answer: B
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As a Type A personality, Peter would be unusually prone to
a. approach-avoidance conflicts. b. hypochondriasis. c. acculturative stress. d. a psychosomatic disorder, such as heart disease.
Most young mammals stop nursing, at least partly, due to the loss of what ability?
A. Metabolizing the sugar in milk B. Sucking sufficiently C. The Babinski reflex D. Digesting the fat in milk
Franko goes out on a date with a new girl in whom he is very interested. It goes badly. He is most likely to attribute this failure to
a. her mood. c. his own lack of charm. b. his bad timing. d. all of these
Research with the Home Observation for Measurement of the Environment (HOME) early childhood subscales reveals that preschoolers who develop well intellectually have __________
A) parents who resolve conflicts with punishment B) parents who stimulate language C) few educational toys or books D) low scores in emotional support