What do the neurotransmitters glutamate, acetylcholine, dopamine, and norepinephrine all have in common?
A. they are all excitatory neurotransmitters
B. they are all inhibitory neurotransmitters
C. they all induce hallucinations and delusions when they are present in excessive amounts in the brain
D. they all work on lower parts of the brain (the brainstem)
Answer: A
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When did the fertility rate peak in the United States?
A. after World War I B. after World War II C. after the Vietnam War D. after the Civil War
Researchers found that initiating potty training between 17 and 19 months leads to __________.
A. greater frustration on the part of toddlers than waiting until 27 months B. earlier success but a longer period of training than waiting until 27 months C. greater long-term success at staying "dry" D. a more pleasant child-parent interaction
The toddler's preoccupation with locomotor activities such as walking, jumping, and running appears to provide the groundwork for
a. basic work style. b. lifelong movement patterns. c. school performance patterns. d. representational thinking.
Daniel and Sasha are very active and healthy. They eat right and exercise daily. Daniel often engages in long distance runs and then takes a hot bath before he and Sasha have sexual intercourse. When they visit a specialist about their inability to conceive, what is one issue that the physician will likely point out?
A. The warm water from the bath would help Sarah conceive. B. Sarah is probably exercising too much. C. David's runs could be causing issues with conception. D. David needs to take a shower instead.