Which of the following phenomena is supportive of the neurotrophic theory of major depression?
A)depressive symptoms are gradually reduced with effective treatments for depression
B)there is a sudden reoccurrence of depressive symptoms when depletions of serotonin or norepinephrine occur in depressed patients whose symptoms have been successfully treated with antidepressants
C)the hippocampus and prefrontal cortices of depressed patients are significantly larger than in normal individuals

Question

Quizplus · Accepted Answer

The neurotrophic theory of depression suggests that depression is associated with reduced neurotrophic support, and effective treatments can gradually reverse this by promoting neurogenesis and synaptic plasticity, leading to a gradual reduction in symptoms.

Which of the Following Phenomena Is Supportive of the Neurotrophic