Cocaine- and amphetamine-regulated transcript (CART) has all of the following functions or effects except:
a. produces psychostimulant effects.
b. counteracts effects produced by a psychostimulant.
c. elevates dopamine levels.
d. decreases locomotor activity.
Ans: D
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Lenin is 18 years old, and his father has schizophrenia. Lenin lives in a crowded urban area and has started using drugs. This combination of __________ places Lenin at a high risk of developing schizophrenia.
A. structural brain abnormalities and unhealthy family interactions B. genetics and unhealthy family interactions C. genetics and environmental stressors D. structural brain abnormalities and drug use
According to Erikson, how are infants affected if their caregivers are responsive to their needs?
A. Infants will develop a sense of guilt and inferiority. B. Infants will develop a sense of initiative and willfulness. C. Infants will develop a view of their caregivers as trustworthy, but not the world in general. D. Infants will develop a view that the world is a safe place where their basic needs will be met.
George describes himself as shy but finds that he feels much more confident in social situations after he has consumed a couple of beers. What property of beer is George experiencing?
A. sedative effect B. anxiolytic effect C. depressant effect D. hypnotic effect
The completion of myelination a. does not have observable behavioral effects, as the process is completed before birth in humans
b. might account for the ability of children to learn to read and write. c. coincides with the onset of puberty and children's ability to think in abstract terms. d. might account for superior decision-making in adults compared to teens.