The hallucinogenic drug PCP (phencyclidine)
A) is an indirect antagonist of the NMDA receptor.
B) facilitates the binding of glutamate to the AMPA receptor.
C) releases serotonin from neurons in the raphe nuclei.
D) inhibits the dendrites of dopamine neurons in the ventral tegmental area.
E) acts via the blockade of serotonin receptors.
Answer: A
Rationale: The hallucinogenic drug PCP (phencyclidine) is an indirect antagonist of the NMDA receptor.
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