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AQA Psychology A2

What % of the population suffer from schizophrenia? 1%
What is the age range for average occurrence? 15 -45 years
What is the difference between Type I and Type II? I = acute form, can be treated with medication, +ve symptoms II = chronic form, non-responisve to meds, -ve symptoms
What classification system is most commonly used to diagnose the disorder? The DSM
Criterion A: how many specific symptoms must be present? Of the minimum (2) one must be delusions, hallucination or disorganised speech
Criterion A: how long should the symptoms be present? 1 month
What is Criterion B? social/ occupational dysfunction
What are the duration conditions of Criterion C? Symptoms must be present for 6 months + 1 month of acute symptoms
What behaviours make up non-active periods of the disorder? -ve symptoms OR 2 (or more) attenuated criterion A symptoms
Define +ve symptoms of schizophrenia Behaviours that show a loss of touch with reality
What are hallucinations? (+ve) false perceptions, mostly auditory
What are delusions and how do they vary? (+ve) false beliefs incl. delusions of... being controlled, reference, grandeur, guilt, persecution
What is a catatonic stupor? (+ve) sufferer remains motionless for long periods of time
Define -ve symptoms of schizophrenia Behaviours linked to the disruption of normal actions/emotions
What is the difference between speech poverty and disorganised speech? SP = lack of response/elaboration (-ve) DS = lack of fluency and direction (+ve)
What is the difference between avolition and anhedonia? AV = lack of goal orientated behaviour AN = lack of energy/enthusiasm/pleasure
Created by: Am3lia