Discuss the etiology that contributes to the mood disorders. Describe the symptoms (clinical features), diagnostic criteria, and treatment options for mood disorders. Discuss the etiol ogy that contributes to the anxiety disorders. Describe the symptoms (clinical features), diagnostic criteria, and treatment options for the anxiety disorders. Explain how treatment options are mod ified for the specific anxiety disorders. Describe how the anxiety disorders tend to co – occur with each other, and identify how gender and culture influence the prevalence of anxiety.