According to the biochemical theory of mood disorders, a client with a diagnosis of depression is likely to have alterations in the levels and function of which neurotransmitters?

The question is incomplete as it does not have the options which are:

A) Serotonin, norepinephrine, and dopamine

b) Acetylcholine, adenosine, and glutamate

c) Epinephrine, histamine, and melatonin

d) Aspartate, GABA, and serine

A) Serotonin, norepinephrine, and dopamine

Explanation:

The mood disorder is considered a symptom of the major depressive disorder.

The biochemical studies on the mood disorder show that mood disorder is linked to the brain and the neuronal activity. The disorder in the neuronal activity is related to the production and binding of the neurotransmitters.

The neurotransmitter synthesis fluctuates during this disorder and the main neurotransmitters are the norepinephrine, the dopamine and the serotonin.

Thus, Option-A is the correct answer.