Term
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Definition
-major psychiatric disorder that alters an individuals perception, thoughts, affects, and behavior
-unknown cause (no gene) |
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Term
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Definition
-some case have anatomical abnormalities
-large ventricles
-brain asymmetry
-atrophy of cortical layers
-decreased basal ganglia size
-all due to myelin defects?
-visible before clinical symptoms occur (malfunction of oligodendrocyte genes)
-changes in number of connections not number of cells |
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Term
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Definition
-frontal loss of grey matter
-temporal prevent day to day memories linking emotions
-parietal hallucinations/illusion |
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Term
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Definition
-positive
-negative
-cognitive
-aggressive/hostile
-depressive/anxious |
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Term
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Definition
-delusions (fixed false beliefs)
-hallucinations (sensory experiences devoid of actual stimuli, usually auditory)
-illusions (misinterpretation of a true sensation)
-disorganized language and speech
-disordered thinking
-agitation
-catatonic (slow) behavior |
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Term
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Definition
-psychomotor retardation
-affective flattening (low emotion)
-avolition (dec. goal directed behavior)
-anhedonia (lack of pleasure)
-alogia (poverty of speech)
-loss of emotional connectedness
-loss of executive functions |
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Term
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Definition
-odd use of language (incoherence, loose associations, neologisms)
-impaired attention and information processing
-impaired working memory
-cannot modulate behavior based on social cues |
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Term
| aggressive and hostile symptoms |
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Definition
-problems with impulse control
-overt hostility (verbal and physical abuse)
-self injurious behaviors (10% commit suicide) |
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Term
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Definition
-poor hygiene
-sleep/appetite disturbances
-comorbid disease states (50-90% smoke) |
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Term
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Definition
-paranoid
-disorganized
-catatonic
-residual
-undifferentiated |
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Term
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Definition
| delusions and hallucinations are present but disorganized behavior, speech, and affective flattening are absent |
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Term
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Definition
| -flat affect, disorganized speech and behavior are present |
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Term
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Definition
-immobility
-stupor
-purposeless movement
-extreme negativism
-mutism
-bizarre postures
-repetitive imitations |
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Term
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Definition
| -negative symptoms are present at a low intensity only |
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Term
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Definition
-psychotic symptoms are present but the criteria for other types not met
-mixtures are common |
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