S25 Psych 101 Exam 3 Review - Mental Illness pt. 2

Definition of psychotic disorder

Disorder characterized by a loss of contact with reality

Definition of schizophrenia

A split between mind and reality

Definition of dissociative identity disorder (DID)

A split between different personalities (2+)

Definition of positive symptoms of schizophrenia

Adding something to the person's reality; hallucinations and delusions

Definition of negative symptoms of schizophrenia

Taking something away from a person; deficits/losses in emotion, speech, energy level, social activity, and/or basic drives

Definition of disorganized symptoms of schizophrenia

Speech and behavior that doesn't make sense ("word salad"), inappropriate emotional displays

Biological causes of schizophrenia

Genetics, specifically the deviant C4 gene; neurotransmitter imbalances (too much dopamine activity), shrunken cerebral tissue; prenatal virus exposure, marijuana use

Diathesis-stress model of environmental causes of schizophrenia

Genetic/biological factors increase risk for development of schizophrenia, but environment stress determines whether it actually develops into schizophrenia

Key features of personality disorders

Inflexible, longstanding personality traits that are different/against the norms and impair social functioning

Avoidant personality disorder

A personality disorder characterized by extreme fears of social situations and people

Histrionic personality disorder

A personality disorder characterized by attention-seeking behaviors and a need to be the center of attention

Schizoid personality disorder

A personality disorder involving an extreme disinterest in any type of social relationship

Narcissistic personality disorder

A personality disorder characterized by a sense of self-importance and a need to always be the best

Antisocial personality disorder

A personality disorder involving a complete disregard for other peoples' rights and morals, a lack of empathy and remorse, and impulsive and manipulative behavior

Borderline personality disorder

A personality disorder involving unstable relationships, self-image, and mood; intense fear of abandonment and being alone

Persecution category of delusion

Believe they are the victim of a conspiracy

Delusion of grandeur

Belief that one is an important historical figure (like Jesus)

Catatonic behavior (disorganized symptom of schizophrenia)

Physical actions that aren't goal directed; could be immobility or hyperactivity