Details Title: Abnormal Psych exam 3 Description: schizophrenia Total Flash Cards: 39 Created: 04/21/2008 19:07:29		New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE. Existing Users: CLICK HERE. Additional Psychology Flashcards
Cards in this set: Term psychosis Definition the unability to tell the difference b/t what is real and waht is unreal. Term Two catergories of symptoms Definition 1) Positive symptoms (Type 1 symptoms) 2) Negative symptoms (Type II symptoms) Term Positive symptoms (type I symptoms) Definition characterized by the presence of unusual perceptions, thoughts, or behaviors. -symptoms represents very salient experiences. Term Negative symptoms (type II symptoms) Definition -represent losses or deficits in certain domains. -involve the absence of behaviors, rather than the presence of behaviors. Term Delusions Definition ideas that an individual believes are tre but are highly unlikely and often simply impossible. Term Persecutory Delusion Definition the type of delusion most often discussed. -people affected may believe they are being watched or tormented by people they know or by people/groups that they have never met. Term Examples of positive symptoms Definition -Delusions -Hallucinations -Disorganized thought and speech -Disorganized or catatonic behavior Term Types of delusions Definition -persecutory delusions -Delusions of reference -Grandiose delusion -Delusions of being controlled -Delusion of guilt or sin -Somatic delusion Term Delusion of reference Definition -delusion in which people believe that random events or comments by others are directed at them. Term Grandiose delusions Definition beliefs that one is a special person or being or possesses speial powers. Term Delusions of though insertion Definition belief that one's thoughts are being controlled by outside forces Term hallucinations Definition unreal perceptual experiences Term auditory hallucination Definition the most common type of hallucination -people hear voices accusing them of evil deeds or threatening them. 0people may talk back to the voices Term visual hallucination Definition -second most common hallucination ex: seeing satan next to your bed Term tactile hallucinations Definition involves perception that something is happening to the outside of one's body. -ex: bugs crawling on ones body Term Somatic hallucinations Definition perception that something is happening inside your body -ex: worms are eating your inside Term formal thought disorder Definition dosorganized thinking of people with schizophrenia Term word salad Definition the totally incoherent speech of a schizo Term catatonic excitement Definition a form of catatonia in schizophrenia inwhich the person become wildly agitated for no apparent reason and is difficult to subdue. Term three types of negative symptoms of schizophrenia Definition 1) affective flattening 2) alogia 3) avolition Term Affective flattening Definition the complete absence of emotional responses to the environment Term Alogia Definition Severe reduction or complete absence of speech -ex: complete mutism for weeks Term Avolition Definition an inability to persist at common, goal-directed activities, including those at work, school, and home. Term Type I Schizophrenia Definition Positive symptoms are much more prominent than the negative symptoms. Term Type II Schizophrenia Definition the negative symptoms are more prominent than the positive symptoms. Term Types of Schizophrenia Definition -Paranoid schizophrenia -disorganized schizophrenia -catatonic schizophrenia -undifferentiated schizophrenia -residual schizophrenia Term Paranoid schizophrenia Definition delusions and hallucinations with themes of persecution and grandiosity -much more organized in thought then other subtypes Term disorganized schizophrenia Definition incoherence in cognition, speech, and behavior and flat or inappropriate affect. -most disabled of schizophrenia Term Catatonic schizophrenia Definition nearly total unresponsiveness to the environment, as well as motor and veral abnormalities Term Undifferentiated schizophrenia Definition diagnosed when a person experiences schizophrenic symptoms but does not meet the criteria for paranoid, disorganized, or catatonic schizophrenia Term Residual schizophrenia Definition history of at least one episode of acute positive symptoms but currently no prominent positive symptoms Term perinatal hypoxia Definition birth complication when oxygen deprivation occurs during labor and delivery. -30% Term The six biological theories of Schizophrenia Definition 1) Genetic theories 2) Structural brain abnormalities 3) Birth complications 4) Prenatal viral exposure 5) Neurotransmitter theories 6) integrated theory Term Genetic theory of schizo Definition Disordered genes cause schizophrenia, or at least a vulnerability to schizophrenia Term Structural Brain abnormalities theory of schizo Definition -enlarged ventricles may indicate deterioration ofa number ofbrain areas, leading to cognitive and emotional deficits. -Reduced volume and neuron density in the frontal cortex and the temporal and limbic areas cause widespread cognitive and emotional deficits Term Schizo theory: Birth complications Definition Delivery complications, particularly those causing loss of oxygen, might damage the brain Term Schizo theory: Prenatal viral exposure Definition exposure to viruses during the prenatal period might damage the brain Term schizo theory: Neurotransmitter theory Definition imbalances in levels of or receptors for dopamine cause symptoms; serotonin, GABA, and glutamate may also play roles Term Schizo theory: Integrated theory Definition abnormal dopamine levels in prefrontal cortex lead to deficits in working memory, which make it difficult to attend to relevant information, leading to difficulties in reasoning, communication, and problem-solving.