L-DOPA is given to patients with Parkinson's disease because:
A. dopamine cannot cross the blood-brain barrier.
B. serotonin cannot cross the blood-brain barrier.
C. L-DOPA is converted to norepinephrine.
D. L-DOPA is converted to epinephrine.
Answer: A
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a. in an idealized light b. as they truly are c. in a negative light d. as physically attractive
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A. between-subjects design B. between-groups design C. within-subjects design D. within-groups design
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