A drug such as amphetamine, which causes the transporters for dopamine to run in reverse, would
A) increase the synthesis of dopamine.
B) enhance the reuptake of dopamine.
C) antagonize the postsynaptic receptors for dopamine.
D) spill dopamine into the synaptic cleft.
E) decrease the metabolism of dopamine.
Answer: D
Rationale: A drug such as amphetamine, which causes the transporters for dopamine to run in reverse, would spill dopamine into the synaptic cleft.
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