A cluster of symptoms that usually occur together.
Brief state of excitement and mental confusion often accompanied by hallucinations
The process of knowing; the thinking, remembering, judging, reasoning, and planning activities of the human mind. Behavior is often explained as depending on these processes.
Process of determining whether a presenting problem meets the established criteria for a specific psychological disorder.
Deliberate faking of a physical or psychological disorder motivated by tangible gain or removal from a responsibility. Compare to factitious disorder.
Personality Disorder: characterized by lack of stability in interpersonal relationships, self-image, and emotion; impulsivity; angry outbursts; intense fear of abandonment; recurring suicidal gestures
type of schizophrenia characterized by severely disturbed thought processes, frequent incoherence, disorganized behavior, and inappropriate affect.
Tendency to join social situations
The view that psychology should be an objective science that studies behavior, including dysfunction, without reference to mental processes.
The disconnection from full awareness of identity, memory, and/or consciousness of external circumstances. Occurs along a continuum from normal everyday experiences to severely dysfunctional disorders.
The presence of two or more disorders in an individual at the same time.
Need for increased amounts of a substance to achieve the desired effect, and a diminished effect with continued use of the same amount.
Substance _________: Maladaptive pattern of psychoactive substance use characterized by the need for increased amounts to achieve the desired effect, negative physical effects when the substance is withdrawn, unsuccessful efforts to control its use, and substantial effort expended to seek it or recover from its effects.
_________ Effect: Behavior change resulting from the person's expectation of change rather than from the experimental manipulation itself
How many people in the population have the disorder