Word: putamen
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...tics and OCD are probably the result of an autoimmune response, in which the body begins attacking its own healthy tissue. Blood tests of kids with strep-related tics and OCD have turned up antibodies hostile to neural tissue, particularly in the brain's caudate nucleus and putamen, regions associated with reinforcement learning. "There certainly seems to be an epidemiological relationship there," says Dr. Cathy Budman, associate professor of psychiatry and neurology at New York University, "but what it means needs to be further investigated...
...found that there were four particular parts of the brain that showed increased activity and blood flow. The areas that lighted up are part of the anterior cingulate cortex, which is near the brain's midline; the middle insula, which is deep in the brain; and part of the putamen and caudate nucleus. As it turns out, these are not the same precincts of the brain that light up for a feeling of simple lust. So, yes, love does exist...
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