Which brain region are neurosurgeons most likely to lesion to treat severe cases of depression and obsessive-compulsive disorder?
A) prefrontal cortex
B) hippocampus
C) cerebellum
D) anterior cingulate cortex
Answer: D
Rationale: Some people with depression, obsessive–compulsive disorder, and other anxiety disorders have undergone lesion surgery directed at a cluster of cells located in the anterior cingulate cortex, which is overactive in people with these disorders. This procedure is called an anterior cingulotomy.
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A. Hormones B. Neurotoxins C. Neurotransmitters D. Pheromones
Which of the following statements describes the lateralization of emotion most accurately?
A. The right and left hemispheres do not appear to process emotional content differently. B. The left hemisphere in most people is more likely to process positive emotions, whereas the right hemisphere is more likely to process negative emotions. C. The left hemisphere in most people is more likely to process negative emotions, whereas the left hemisphere is more likely to process negative emotions. D. Both positive and negative emotions appear to be processed exclusively by the right hemisphere in most people.
Early sexual activity is more common among young people from __________
A) mid- to high-SES homes B) economically disadvantaged homes C) only-child families D) dual-earner families
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