Describes how the brain produces behavior and how learned patterns of behavior become a personality. Lists the personality disorders and explain how they disrupt relationships. Discusses how to diagnose and treat the major anxiety disorders, including dental anxiety, and outline the effects of early life stress, medical disorders, and medications on anxiety. Describes the characteristics of posttraumatic stress disorder and obsessive-compulsive disorder and explains why they are no longer grouped with anxiety disorders. Outlines the diagnostic criteria, course, and many treatment options for major depressive disorder and bipolar disorder. Describes how the information in this course can be utilized to improve patient care and patient outcomes. Describes for this course, the implications for nursing, dentistry, mental health, and other health professions.