According to positron emission tomography (PET) scans, which of the following areas are the first to show activity when a voluntary movement is initiated?
A. the occipital and temporal lobes
B. the parietal and frontal lobes
C. the SMA and the premotor area
D. the premotor area and the parietal lobes
Answer: B
Psychology
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Which of the following is a sign of a thought disorder?
A. incoherent speech B. rapid speech C. frequent changing of conversational topics D. using the word "ah" a lot
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