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PSYB32 Ch 11

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Konstantine Zakzanis

PSYB32 Ch 11Schizophrenia a psychotic disorder characterized by major disturbances in thought emotion and bhvr disordered thinking in which ideas are not logically related faulty perception and attention flat or inappropriate affect and bizarre disturbances in motor activity Schizophrenics withdraw f ppl and reality often into fantasy life of delusions and hallucinations More common in males than females Comorbid substance abuse is a problem for schizophrenicsSchizophrenics have disturbed thought perception attention motor bhvr affectemotion and life functioningPositive symptoms comprise excesses or distortions such as disorganized speech hallucinations and delusions acute episodesthey are the presence of too much of a bhvr thats not apparent in most ppl Thought disorderdisorganized speech refers to problems in organizing ideas and in speaking so that a listener can understand Incoherence the patient makes repeated references to central ideas the images and fragments of thought are not connected its difficult to understand themLoose associationsderailment the patient may be more successful in communicating w a listener but has difficulty sticking to one topic they drift off on a train of associations evoked by an idea f the past Delusions beliefs held contrary to reality common positive symptoms The patient may be the unwilling recipient of bodily sensationsthoughts imposed by external agencyPatients believe their thoughts are broadcasted for everyone to knowPatients think their thoughts are being stolen f them by an external forceThey think their feelingsbhvrimpulses are controlled by an external force Hallucinations sensory experiences in the absence of any stimulation f the envt more often auditory than visualThey report hearing their own thoughts spoken by another voice They hear voices arguing They hear voices commenting on their bhvr Negative symptoms consist of bhvral deficits such as avolition alogia anhedonia flat effect a lack of emotional expressiveness and asocialitythese symptoms tend to endure beyond an acute episode and have profound effects Avolition apathy lack of energy and absence of interest or an inability to persist in routine activities Alogia a negative thought disorder in poverty of speech amount of speech is greatly reduced in poverty of content of speech the amount of discourse is adequate but conveys little info and tends to be vague and repetitiveAnhedonia an inability to experience pleasure lack of interest in recreational activity failure to dvlp relsh lack of interest in sex Flat effect virtually no stimulants can elicit an emotional response but their inner experience is not completely impoverishedAsociality impaired social relsh few friends poor social skills and little interest in being w other ppl lower sociability and greater shyness
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