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Which Option Describes the Mechanism of Action of TCAs

Question 38

Multiple Choice

Which option describes the mechanism of action of TCAs?


A) Competitively block postsynaptic dopamine receptors
B) Block neuronal reuptake of norepinephrine and serotonin at the presynaptic terminals
C) Nonselectively inhibit the enzyme monoamine oxidase in its CNS storage sites
D) Selectively inhibit 5-HT neuronal reuptake at selected nerve terminals in the CNS

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