Answer all of the following questions:
1. Discuss unipolar mood disorders, including persistent depressive disorder and major depressive disorder. 2. Discuss several bipolar disorders and differentiate them from unipolar disorders. 3. Describe at least one example of each of the following categories of treatment for mood disorders: pharmacotherapy, alternative biological treatments, and psychotherapy. 4. Discuss the clinical picture of schizophrenia, including symptoms such as delusions and hallucinations.