Dr. Pollini is investigating how the brain regulates patterns of eating behavior. He performs an experiment and finds that lesioning a particular brain region interferes with rodent’s ability to feel satiated. This, in turn, leads them to significantly increase their food intake and to gain weight. What area of the brain has Dr. Pollini lesioned??
a. ?lateral hypothalamus
b. ?ventromedial hypothalamus
c. ?lateral amygdala
d. ?ventromedial amygdala
ANSWER:
b
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The technical term for a heart attack is __________
Answer:
Ben believes very strongly in being competitive and doing what is necessary for his own goals. He sees himself as being an important business leader one day. Ben is most likely a(n)
A. individualist. B. collectivist. C. separatist. D. pragmatist.
A negative reinforcer is a stimulus that is __________and, thus __________ the probability of a response
a) removed; increases b) removed; decreases c) presented; increases d) presented; decreases
Michael notices that every time he gets what he calls an
"adrenalin rush," his heart rate and pulse quicken and he feels a surge of energy. He also notices that lately it takes his body longer than normal to return to feeling calm and normal. What might explain Michael's delay in coming down from his "adrenalin rush"? a) His sympathetic nervous system might be too slow. b) Michael's parasympathetic nervous system may not be activating as quickly as usual. c) Michael's somatic nervous system might be interfering. d) Michael's parasympathetic nervous system may be overly active.