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| A "harmful dysfunction" in which behavior is judged to be atypical, disturbing, maladaptive, and unjustifiable | ||
| The concept that diseases have physical causes that can be diagnosed, treated, and, in most cases, cured | ||
| A contemporary perspective which assumes that biological, psychological, and sociocultural factors combine to produce psychological disorders | ||
| The American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders, a widely used system for classifying psychological disorders | ||
| A psychological disorder that is usually distressing but allows one to think rationally and function socially | ||
| A psychological disorder in which a person loses contact with reality, experiencing irrational ideas and distorted perceptions | ||
| Psychological disorders characterized by distressing, persistent anxiety or maladaptive behaviors that reduce anxiety | ||
| An anxiety disorder in which a person is continually tense, apprehensive, and in a state of autonomic nervous system arousal | ||
| An anxiety disorder marked by a minutes-long episode of intense dread in which a person experiences terror and accompanying chest pain, choking, or other frightening sensations | ||
| An anxiety disorder marked by a persistent, irrational fear and avoidance of a specific object or situation | ||
| An anxiety disorder characterized by unwanted repetitive thoughts and/or actions | ||
| Psychological disorders characterized by emotional extremes | ||
| A mood disorder in which a person, for no appearant reason, experiences two or more weeks of depressed moods, feelings of worthlessness, and diminished interest or pleasure in most activities | ||
| A mood disorder marked by a hyperactive, wildly optimistic state | ||
| A mood disorder in which the person alternates between the hopelessness and lethargy of depression and the overexcited state of mania | ||
| Disorders in which conscious awareness becomes separated from previous memories, thoughts, and feelings | ||
| A rare dissociative disorder in which a person exhibits two or more distinct and alternating personalities | ||
| A group of severe disorders characterized by disorganized and delusional thinking, disturbed perceptions, and inappropriate emotions and actions | ||
| False beliefs, often of persecution or grandeur, that accompany psychotic disorders | ||
| Psychological disorders characterized by inflexible and enduring behavior patterns that impair social functioning | ||
| A personality disorder in which the person exhibits a lack of conscience for wrongdoing, even toward friends and family members |
