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Cards In This Set
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Schizophrenia
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A chronic psychotic disorder characterized by disturbed behavior, thinking, emotions, and perceptions
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Prodromal phase
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In schizophrenia, the period of decline in functioning that precedes the first acute psychotic episode
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Residual phase
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In schizophrenia, the phase that follows an acute phase, characterized by a return to the level of functioning of the prodromal phase
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Positive symptoms
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Flagrant symptoms of schizophrenia, such as hallucinations, delusions, bizarre behavior, and thought disorder
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Negative symptoms
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Behavioral deficiencies associated with schizophrenia, such as social skills deficits, social withdrawal, flattened affect, poverty of speech and thought, psychomotor retardation, and failure to experience pleasure
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Thought disorder
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A disturbance in thinking characterized by the breakdown of logical associations between thoughts
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Hallucinations
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Perceptions occurring in the absence of external stimuli that become confused with reality
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Disorganized type
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The subtype of schizophrenia characterized by disorganized behavior, bizarre delusions, and vivid hallucinations.
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Catatonic type
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The subtype of schizophrenia characterized by gross disturbances in motor activity, such as catatonic stupor.
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Paranoid type
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The subtype of schizophrenia characterized by hallucinations and systemized delusions, commonly involving themes of persecution
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Dopamine hypothesis
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The prediction that schizophrenia involves overactivity of dopamine receptors in the brain.
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Endophenotypes
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Measurable processes or mechanisms not apparent to the naked eye, which are means by which an organism's genetic code comes to affect its observable characteristics or phenotypes.
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Brief psychotic disorder
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A psychotic disorder lasting from a day to a month that often follows exposure to a major stressor.
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Schizophreniform disorder
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A psychotic disorder lasting less than 6 months in duration, with features that resemble schizophrenia
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Delusional disorder
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A type of psychosis characterized by persistent delusions, often of a paranoid nature, that do not have the bizarre quality of the type found in paranoid schizophrenia.
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