How do the effects of Ritalin pills (methylphenidate) differ from those of cocaine?
a. Ritalin has effects with slower onset and offset
b. Ritalin increases the presence of dopamine in synapses, and cocaine decreases it.
c. Ritalin decreases the presence of dopamine in synapses, and cocaine increases it.
d. Ritalin affects synapses in the cerebral cortex, and cocaine affects subcortical areas.
a
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According to the discussion of the feminist movement in North America,
a. most Canadians did not need to oppose the Vietnam War; as a result, the Canadian feminist movement developed much later than in the United States. b. the civil rights movement and the anti-war movement made many women realize that men had much more power than they did. c. although many North American groups are connected with feminism, they tend to address a relatively narrow set of social concerns. d. most feminists specify that people cannot call themselves "feminists" unless they endorse a specific list of principles.
Gina likes to upset Tim by scratching her fingernails against the chalkboard as she enters their classroom. Now, whenever Gina enters a classroom that Tim is in, he
automatically tenses up because he expects her to scratch the chalkboard. This explanation of Tim's behavior is consistent with a. the informational view. b. the interactionism theory. c. the law of effect. d. shaping.
Chronic exposure of postsynaptic receptors to agonists commonly produce _________________ of the receptors
a. desensitization b. down-regulation c. up-regulation d. either a or b
Easy babies are the most active when compared to difficult or slow-to-warm-up babies.
Answer the following statement true (T) or false (F)