The spouse of a patient diagnosed with schizophrenia asks, "Which neurotransmitters are more active when a person has schizophrenia?" The nurse should state, "The current thinking is that the thought disturbances are related to increased activity of: (Select all that apply.)

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Dopamine plays a role in the integration of thoughts and emotions, and excess dopamine is implicated in the thought disturbances of schizophrenia. Increased activity of norepinephrine also occurs. Substance P is most related to the pain experience. Histamine decrease is associated with depression. Increased GABA is associated with anxiety reduction.

The Spouse of a Patient Diagnosed with Schizophrenia Asks, "Which