Ch. 8 Abnormal Schizophrenia and Psychosis Flashcards
What are positive symptoms?
delusions, hallucinations, disorganized speech, disorganized behavior
What are negative symptoms?
lack of expected or normal emotions, behaviors and motivations
What is schizophrenia?
severe form of psychosis where individuals alternate between clear thinking and psychosis
What is known as the “active phase” of illness?
psychosis (loss of touch with reality)
What are delusions?
positive symptoms, ideas that individual that they believe is true but is highly unlikely or impossible
What are hallucinations?
positive symptoms, perceptual experiences that occur without an actual stimulus
What is loose associations / derailment?
positive symptoms: tendency to slip from one topic to an unrelated topic with little coherent transition
What is restricted affect symptom?
negative symptom, severe reduction in or absence of emotional expression
What is avolition/ asociality symptom?
negative schizophrenia symptom, inability to initiate or persist at common, goal-directed activities
Can schizophrenia cause cognitive deficits?
yes, negative symptoms, including attention, memory and processing speed
What are prodromal symptoms?
symptoms that occur before the acute phase
What are residual symptoms?
Symptoms that remain after the acute phase
How does schizophrenia affect women vs. men?
-women develop the disorder later
-display milder symptoms
-more favorable course than men
What is schizoaffective disorder?
mix of schizophrenia and mood disorder
What is schizophreniform disorder?
Symptoms of schizophrenia present for less than 6 months
What is a brief psychotic disorder?
sudden onset of delusions, hallucinations, disorganized speech, and/or disorganized behavior lasting for up to a month
What is delusional disorder?
delusions lasting at least 1 month regarding situations that occur in real life
What is schizotypal personality disorder?
lifelong pattern of significant oddities with respect to self-concept, ways of relating to others, thinking and behavior
What is the genetic factors for schizophrenia?
-biological relative with schizophrenia increases an individual’s risk
-parents with schizophrenia creates a stressful environment for children
What is the neurotransmitter theory?
excess levels of dopamine contribute to schizophrenia (more receptors for dopamine and higher levels of dopamine)
What do medical interventions do?
-block reuptake of dopamine, reducing the functional level in the brain and increase the functional level of dopamine increasing the incidence of the positive symptoms
