15.4- Schizophrenia Flashcards
schizophrenia
defined as a brain disease that causes the person to experience significant breaks from reality, lack of integration of thoughts and emotions, and problems with attention and memory
the 3 phases of schizophrenia:
1) prodromal
2) active
3) residual
phase 1) prodromal phase
people may become easily confused and have difficulty organizing their thoughts, they may lose interest and begin to withdraw from friends, and family, and they may lose their normal motivations, with draw from life, and spend increasingly amounts of time alone, often deeply engrossed in their own thoughts
phase 2) active phase
typically experience delusional thoughts, hallucinations, and disorganized patterns of thoughts, emotions, and behaviour
phase 3) Residual phase
in which peoples predominant symptoms have disappeared or lessened considerably, and they may simply be withdrawn, have trouble concentrating, and generally lack motivation
positive symptoms of schizophrenia
presence of dysfunctional behaviours, such as confused and paranoid thinking, and inappropriate emotional reactions
negative symptoms of schizophrenia
involve the absence of adaptive behaviour, such as absent or flat emotional reactions, lack of interacting with others in a social setting, and lack of motivation
hallucinations
alterations in perception, such that a person hears, sees, smells, feels, or tastes, something that does not actually exist except in that persons own mind
delusions
beliefs that are not based on or well integrated with reality
disorganized behaviour
considerable difficulty people with schizophrenia may have completing the task of everyday life (cooking, taking care of hygiene, socializing)
types of schizophrenia: paranoid schizophrenia
delusional beliefs that one is being followed, watched, or persecuted, and may also include delusions or the belief that one has some secret, insight, power, or some special trait
types of schizophrenia: disorganized schizophrenia
thoughts, speech, behaviours, and emotions that are poorly integrated and incoherent. People with disorganized schizophrenia may also show inappropriate, unpredictable mannerisms
types of schizophrenia: catatonic schizophrenia
episodes in which a person remains mute and immobile- sometimes in bizarre positions- for excluded periods. Individuals may also exhibit repetitive, purposeless movements
neurodevelopment hypothesis
suggests “schizophrenia” is the outgrowth of disrupted neurological development early in the persons life
schizophrenia involves combo of…
-genes
-parental risk factors
-influence after child is born
-cannabais exposure
