In the search for genetic contributions to schizophrenic disorders, attention is being paid to a form of the COMT gene (called the Val allele), which seems to
a. decrease the rate of apoptosis.
b. alter the functioning of the amygdala.
c. affect the transmission of dopamine in the prefrontal cortex.
d. alter GABA activity.
Answer: c.
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Which of the following is a common treatment for Parkinson's disease?
a. A low-fat, gluten-free diet b. Aerobic exercise c. Pills that increase the brain's dopamine levels d. Pills that increase blood flow to the brain
Feedback from sensory receptors in the legs is primarily responsible for a competitive runner's:
A) decision as to when is the best time to begin running faster. B) ability to maintain her balance while running. C) ability to hold a constant gaze while in motion. D) ability to become more efficient with her stride with practice.
After Daniel had ballooned to a weight of 450 pounds, he became much stressed. When confronted about his stress and weight problem by his wife, he said, "It is healthy for me to maintain this weight because I'll live longer if a famine occurs." What defense mechanism is Daniel using?
A. Repression B. Rationalization C. Displacement D. Projection
Psychological needs are generally based upon
a. biological needs. c. learning experiences. b. inner weaknesses. d. reflexes.