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21 terms

16.4 Schizophrenia (AP Psych)

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schizophrenia
a group of severe disorders characterized by disorganized and delusional thinking, disturbed perceptions, and inappropriate emotions and actions
positive symptoms
symptoms of schizophrenia involving behavioral excesses, such as hallucinations and delusions
negative symptoms
Things that people can't do anymore such as depression symptoms like not bothering to get up
hallucinations
false sensory experiences, such as seeing something in the absence of an external visual stimulus
delusions
false beliefs, often of persecution or grandeur, that may accompany psychotic disorders
delusions of persecution
a symptom of the paranoid type of schizophrenia which causes the sufferer to believe that people are trying to harm him
delusion of grandeur
an exaggerated false belief about one's importance, wealth, power, or talents
delusion of reference
delusion in which all events within the environment are referred by the psychotic person to himself or herself. ("someone is trying to get a message to me through the articles in this magazine; I must break the code so that I can receive the message")
catatonic schizophrenia
a form of schizophrenia characterized by a tendency to remain in a fixed stuporous state for long periods
neurodevelopmental hypothesis
Caused by abnormalities in prenatal or neonatal development of nervous system. Many schizophrenic children born during WW2, to starved women. Toxic exposure during pregnancy also an issue
antipsychotic drug
a medication administered to treat symptoms of severe disorders of thinking and mood that are associated with neurological and psychiatric illnesses such as schizophrenia, mania, and delusional disorders
dopamine hypothesis of schizophrenia
A leading neurochemical theory postulating that schizophrenia results from an excess of neurotransmitter activity.
glutamate hypothesis of schizophrenia
proposal that schizophrenia is due to deficient activity at certain synapses
tardive dyskinesia
An Incurable disorder of motor control, especially involving muscles of the face and head, resulting from long-term use of antipsychotic drugs
atypical antipsychotic drugs
drugs used to treat schizophrenia that cause fewer neurologic side effects involving movement
expressed emotion
a pattern of interactions that includes emotional over-involvement, critical comments, and hostility directed toward a patient by family members
blunting
sever reduction of emotional expression.
flat affect
A lack of emotional responsiveness
diathesis-stress model
suggests that a person may be predisposed for a mental disorder that remains unexpressed until triggered by stress
word salad
jumble of incoherent speech as sometimes heard in schizophrenia
haloperidol
1st generation antipsychotic; schizo, bipolar, drug of choice for Tourette's; dopamine antagonist; high potency