PSYC 3640 Lecture Notes - Lecture 11: Solitude, Catatonia, Waxy Flexibility
21 Oct 2016
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Document Summary
Psychosis is a state defined by a loss of contact with reality: the ability to perceive and respond to the environment is significantly disturbed; functioning is impaired, symptoms may include hallucinations (false sensory perceptions) and/or delusions (false beliefs) Psychosis may also be substance-induced or caused by brain injury. Is a psychotic disorder characterized by major disturbances in emotion, thought, and behaviour. Schizophrenia affects approximately 1 in 100 people in the world: more than 300,000 canadians currently have the disorder, rates vary cross-culturally, as do symptoms. The financial and emotional costs are enormous sufferers have an increased risk of suicide . Combined health care and lost productivity costs of . 85 billion cdn yearly. People with schizophrenia do not have multiple personalities. Most people with schizophrenia are not violent or a danger to others. The leading theory of schizophrenia is that a genetic predisposition interacts with environmental exposure/stressors during pregnancy or childhood to trigger the disorder.
