Compare the effects of monoamine oxidase inhibitors (MAOIs) and tricyclic antidepressants (TCAs) on norepinephrine and serotonin.
A. Both MAOIs and TCAs increase the levels of norepinephrine and serotonin in the neuronal nerve endings.
B. Both MAOIs and TCAs increase the levels of norepinephrine and serotonin in the brain.
C. MAOIs increase the levels of norepinephrine and serotonin in the brain, and TCAs decrease the levels of norepinephrine and serotonin in the neuronal nerve endings.
D. MAOIs increase the levels of norepinephrine and serotonin in the neuronal nerve endings, and TCAs increase the levels of norepinephrine and serotonin in the brain.
Answer: B
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