psychological disorder
a syndrome marked by a clinically significant disturbance in an individual's cognition, emotion regulation, or behavior.
attention-deficit/hyperactivity disorder (ADHD)
a psychological disorder marked by the appearance by age 7 of one or more of three key symptoms: extreme inattention, hyperactivity, and impulsivity.
medical model
the concept that diseases, in this case psychological disorders, have physical causes that can be diagnosed, treated, and, in most cases, cured, often through treatment in a hospital.
DSM-5
a widely used system for classifying psychological disorders.
Anxiety Disorders
psychological disorders characterized by distressing,
persistent anxiety or maladaptive behaviors that reduce anxiety.
generalized anxiety disorder
an anxiety disorder in which a person is continually tense, apprehensive, and in a state of autonomic nervous system arousal.
panic disorders
an anxiety disorder marked by unpredictable, minutes-long episodes of intense dread in which a person experiences terror and accompanying chest pain, choking, or other frightening sensations. Often followed by worry over a possible next attack.
phobia
an anxiety disorder marked by a persistent, irrational fear and avoidance of a specific object, activity, or situation.
social anxiety disorder
intense fear of social situations, leading to avoidance of such.
agoraphobia
fear or avoidance of situations, such as crowds or wide-open places, where one has felt loss of control and panic.
obsessive-compulsive disorder (OCD)
a disorder characterized by unwanted repetitive thoughts (obsessions) and/or actions (compulsions)
post-traumatic stress disorder (PTSD)
a disorder characterized by haunting memories, nightmares, social withdrawal, jumpy anxiety, numbness of feeling, and/or insomnia that lingers for four weeks or more after a traumatic experience
post-traumatic growth
positive psychological changes as a result of struggling with extremely challenging circumstances and life crises
mood disorders
psychological disorders characterized by emotional extremes
major depressive disorder
A mood disorder in which a person experiences, in the absence of drugs or a medical condition, two or more weeks with five or more symptoms, at least one of which must be either (1) depressed mood or (2) loss of interest or pleasure
mania
a mood disorder marked by a hyperactive, wildly optimistic state
bipolar disorder
A mood disorder in which the person alternates between the hopelessness and lethargy of depression and the overexcited state of mania.
rumination
compulsive fretting; overthinking about problems and their causes
Schizophrenia
a psychological disorder characterized by delusions, hallucinations, disorganized speech, and/or diminished, inappropriate emotional expression
psychosis
a psychological disorder in which a person loses contact with reality, experiencing irrational ideas and distorted perceptions
delusions
false beliefs, often of persecution or grandeur, that may accompany psychotic disorders
somatic symptom disorder
psychological disorder in which the symptoms take a somatic (bodily) form without apparent physical cause
conversion disorder
a disorder in which a person experiences very specific genuine physical symptoms for which no physiological basis can be found
illness anxiety disorder
a disorder in which a person interprets normal physical sensations as symptoms of a disease
dissociative disorder
disorders in which conscious awareness becomes separated (dissociated) from previous memories, thoughts, and feelings
dissociative identity disorder
A rare dissociative disorder in which a person exhibits two or more distinct and alternating personalities. Also called multiple personality disorder.
anorexia nervosa
an eating disorder in which a person (usually an adolescent female) maintains a starvation diet despite being significantly (15 percent or more) underweight
bulimia nervosa
an eating disorder in which a person alternates binge eating (usually of high-calorie foods) with purging (by vomiting or laxative use) or fasting
binge-eating disorder
significant binge-eating episodes, followed by distress, disgust, or guilt, but without the compensatory purging, fasting that marks bulimia nervosa
personality disorders
psychological disorders characterized by inflexible and enduring behavior patterns that impair social functioning
antisocial personality disorder
a personality disorder in which a person exhibits a lack of conscience for wrongdoing, even toward friends and family members; may be aggressive and ruthless or a clever con artist
psychotherapy
treatment involving psychological techniques; consists of interactions between a trained therapist and someone seeking to overcome psychological difficulties or achieve personal growth
biomedical therapy
prescribed medications or procedures that act directly on the person's physiology
eclectic approach
an approach to psychotherapy that, depending on the client's problems, uses techniques from various forms of therapy
psychoanalysis
(1) Sigmund Freud's theory of personality that at- tributes thoughts and actions to unconscious motives and conflicts; the techniques used in treating psychological disorders by seeking to expose and interpret unconscious tensions. (2) Freud's therapeutic technique. Freud believed the patient's free associations, resistances, dreams, and transferences—and the therapist's interpretations of them—released previously repressed feelings, allowing the patient to gain self-insight.
resistance
in psychoanalysis, the blocking from consciousness of anxiety-laden material
interpretation
in psychoanalysis, the analyst's noting supposed dream meanings, resistances, and other significant behaviors and events in order to promote insight
transference
in psychoanalysis, the patient's transfer to the analyst of emotions linked with other relationships (such as love or hatred for a parent)
psychodynamic therapy
therapy deriving from the psychoanalytic tradition that views individuals as responding to unconscious forces and childhood experiences, and that seeks to enhance self-insight
insight therapies
a variety of therapies that aim to improve psychological functioning by increasing a person's awareness of underlying motives and defenses
client-centered therapy
a humanistic therapy, developed by Carl Rogers, in which the therapist uses techniques such as active listening within a genuine, accepting, empathic environment to facilitate clients' growth.
active listening
empathetic listening in which the listener echoes, restates, and clarifies. A feature of Rogers' client-centered therapy
unconditional positive regard
a caring, accepting, nonjudgmental attitude, which Carl Rogers believed would help clients to develop self-awareness and self-acceptance
behavior therapy
therapy that applies learning principles to the elimination of unwanted behaviors
counterconditioning
behavior therapy procedures that use classical conditioning to evoke new responses to stimuli that are triggering unwanted behaviors; include exposure therapies and aversive conditioning
exposure therapies
behavioral techniques, such as systematic desensitization, that treat anxieties by exposing people (in imagination or actuality) to the things they fear and avoid
systematic desensitization
A type of exposure therapy that associates a pleasant relaxed state with gradually increasing anxiety-triggering stimuli. Commonly used to treat phobias.
virtual reality exposure therapy
an anxiety treatment that progressively exposes people to simulations of their greatest fears, such as airplane flying, spiders, or public speaking
aversive conditioning
a type of counterconditioning that associates an unpleasant state (such as nausea) with an unwanted behavior (such as drinking alcohol)
token economy
an operant conditioning procedure in which people earn a token of some sort for exhibiting a desired behavior and can later exchange the tokens for various privileges or treats
cognitive therapy
therapy that teaches people new, more adaptive ways of thinking and acting; based on the assumption that thoughts intervene between events and our emotional reactions
rational-emotive behavior strategy (REBT)
a confrontational cognitive therapy, developed by Albert Ellis, that vigorously challenges people's illogical, self-defeating attitudes and assumptions
cognitive-behavioral therapy (CBT)
a popular integrative therapy that combines cognitive therapy (changing self-defeating thinking) with behavior therapy (changing behavior)
group therapy
therapy conducted with groups rather than individuals, permitting therapeutic benefits from group interaction
family therapy
therapy that treats the family as a system. Views an individual's unwanted behaviors as influenced by, or directed at, other family members
regression towards the mean
the tendency for extreme or unusual scores to fall back (regress) toward their average.
meta-analysis
a procedure for statistically combining the results of many different research studies
evidence-based practice
clinical decision making that integrates the best available research with clinical expertise and patient characteristics and preferences
therapeutic alliance
a bond of trust and mutual understanding between a therapist and client, who work together constructively to overcome the client's problem
resilience
the personal strength that helps most people cope with stress and recover from adversity and even trauma
psychopharmacology
the study of the effects of drugs on mind and behavior
antipsychotic drugs
drugs used to treat schizophrenia and other forms of severe thought disorder
anti anxiety drugs
drugs used to control anxiety and agitation
antidepressant drugs
drugs used to treat depression, anxiety disorders, OCD, and PTSD
electroconvulsive therapy (ECT)
a biomedical therapy for severely depressed patients in which a brief electric current is sent through the brain of an anesthetized patient
repetitive transcranial magnetic stimulation (rTMS)
the application of repeated pulses of magnetic energy to the brain; used to stimulate or suppress brain activity.
psychosurgery
surgery that removes or destroys brain tissue in an effort to change behavior
lobotomy
a psychosurgical procedure once used to calm uncontrollably emotional or violent patients. The procedure cut the nerves connecting the frontal lobes to the emotion-controlling centers of the inner brain