schizophrenia and psychosis

What is psychosis?

Inability to differentiate between what is real and what is unreal oaicitation:0‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What are the two main symptom categories of psychosis?

Positive symptoms and negative symptoms oaicitation:1‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

List 4 positive symptoms of schizophrenia.

Delusions, hallucinations, disorganized speech, disorganized behavior oaicitation:2‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is a delusion?

False belief that is highly unlikely or impossible oaicitation:3‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is a hallucination?

Perceptual experience occurring without a stimulus; can affect all senses oaicitation:4‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is loose association in schizophrenia?

Disorganized speech with unrelated topics and poor transitions oaicitation:5‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is catatonia?

Unresponsiveness to the environment, may include immobility or extreme motor behavior oaicitation:6‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What are common types of delusions?

Persecutory, referential, grandiose, control, guilt/sin, somatic, thought broadcasting/insertion/withdrawal oaicitation:7‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What are negative symptoms in schizophrenia?

Absence of normal emotions, behaviors, and motivation oaicitation:8‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

Define restricted affect.

Severe reduction in emotional expression oaicitation:9‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

Define avolition.

Inability to initiate or persist at goal-directed activities oaicitation:10‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is the typical prognosis for schizophrenia?

One of the most severe disorders, with 50–80% rehospitalization rate and high long-term impairment oaicitation:11‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What gender differences exist in schizophrenia prognosis?

Women have later onset, milder symptoms, and better outcomes oaicitation:12‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

How does culture impact schizophrenia prognosis?

Better outcomes in less-developed countries due to family support and less criticism oaicitation:13‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is schizoaffective disorder?

Combination of schizophrenia symptoms and mood disorder features oaicitation:14‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is schizophreniform disorder?

Schizophrenia-like symptoms lasting less than 6 months oaicitation:15‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is brief psychotic disorder?

Sudden onset of psychosis lasting less than 1 month oaicitation:16‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is delusional disorder?

One or more persistent delusions lasting at least 1 month oaicitation:17‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What is schizotypal personality disorder?

Lifelong oddities in self-concept, relationships, thinking, and behavior oaicitation:18‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What genetic factors are linked to schizophrenia?

Closer genetic relation = higher risk (e.g., 46% for identical twins) oaicitation:19‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What brain structure abnormalities are found in schizophrenia?

Enlarged ventricles; reduced prefrontal cortex activity oaicitation:20‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What neurotransmitter is heavily involved in schizophrenia?

Dopamine (excess in some areas, low in others) oaicitation:21‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What role does serotonin play in schizophrenia?

It regulates dopamine; imbalance can affect symptoms oaicitation:22‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What cognitive factors contribute to schizophrenia symptoms?

Difficulties in attention, inhibition, communication, and interpreting stimuli oaicitation:23‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What social/psychological interventions help schizophrenia?

Family therapy, social support, caregiver training oaicitation:24‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.

What does the biopsychosocial model of schizophrenia suggest?

Biological vulnerability + stress/environmental triggers = disorder expression oaicitation:25‡Schizophrenia & PsychosisAbnormal Psych 239_Fall 2025.pdf.