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Unformatted text preview: 1 Ch. 13: Schizophrenia and other Psychotic Disorders Learning Objectives : Define schizophrenia and psychosis Distinguish between positive, negative, and disorganize symptoms Describe classification schemes Describe the different etiologies of schizophrenia Describe the treatment of schizophrenia Schizophrenia vs. Psychosis Psychosis - broad term (e.g., hallucinations, delusions) Schizophrenia - a type of psychosis Disturbed thought, emotion, behavior Positive Symptom Cluster : Distortions of normal behavior Delusions- Gross misrepresentations of reality Hallucinations: auditory and/or visual - Experience of sensory events without environmental input Negative Symptoms Cluster : Absence or insufficiency of normal behavior Avolition (or apathy) = inability to initiate and persist in activities -- little interest in perform- ing even the most basic day-to-day functions Alogia = relative absence of speech Anhedonia = lack of pleasure Affective Flattening = show no emotions 2 Disorganized Symptom Cluster : Include severe and excess disruptions Disorganized Speech :- Cognitive slippage (jump from topics or talk illogically)- Tangentiality (going off on a tangent instead of answering a specific question)- Loose associations (changing the topic of conversation to unrelated ideas) Disorganized affect- Crying or laughing at inappropriate times Disorganized behavior- Catatonia...
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This note was uploaded on 11/09/2011 for the course PSY 220 taught by Professor Lefbvre during the Spring '10 term at Wofford.
- Spring '10