Tricyclic Antidepressant Drugs Act (In Part) by

Tricyclic antidepressant drugs act (in part) by

A) blocking synaptic receptors that are sensitive to the neurotransmitter GABA.
B) increasing the number of serotonin, dopamine, and norepinephrine molecules in the synapses.
C) increasing the ability of glucose to enter the brain.
D) increasing the flow of blood to the frontal and parietal lobes of the cerebral cortex.