>>0 >>1 >> 2 >> 3 >> 4 >> Schizophrenia & Mood Disorders 16.4

>>0 >>1 >> 2 >> 3 >> 4 >> Schizophrenia Group of disorders characterized by confused & disconnected thoughts, emotions, & perception

>>0 >>1 >> 2 >> 3 >> 4 >> Schizophrenia Complex & long-term Usually requires hospitalization May go into remission BUT no cure

>>0 >>1 >> 2 >> 3 >> 4 >> Types of Schizophrenia Paranoid Catatonic Disorganized Remission Undifferentiated

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Causes of Schizophrenia Theories: Biological  Genetics Gottesman W. European study 1% gen.pop  10% if in family Twins  48% will develop Psych. Can’t specify the exact contribution genetic factors play

>>0 >>1 >> 2 >> 3 >> 4 >> Causes of Schizophrenia Theories: Biochemistry & Physiology Chemical imbalance in brain Too much or too little of a certain chemical upsets the brains mechanisms Dopamine Hypothesis: Excess CAT & MRI scans  deterioration of brain tissue Pregnancy issues  children developing schizophrenia

>>0 >>1 >> 2 >> 3 >> 4 >> Causes of Schizophrenia Theories: Family & Interactions Families on the verge of falling apart Diathesis-stress hypothesis  may inherit a predisposition Exposure to certain “breaking stressors”

>>0 >>1 >> 2 >> 3 >> 4 >> Mood Disorders We all have mood swings Occasional depression is normal INTENSE (long-term)  disorders

>>0 >>1 >> 2 >> 3 >> 4 >> Major Depressive Disorder People spend at least 2 weeks feeling: - depressed, sad, anxious - fatigued, agitated - a reduced ability to function The disorder is marked by: - problems w/ eating, sleeping, thinking, - thinking of suicide & feelings of worthlessness

>>0 >>1 >> 2 >> 3 >> 4 >> Bipolar Disorder Ppl are excessively & inappropriately happy or unhappy Manic Phase  elation, racing thoughts, exaggerated self-conf. Depressive Phase  lethargy, despair, depression Different types depending on period of phases and “normal” activity

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Seasonal Affective Disorder (SAD) Deep depression during the winter Spring/Summer = Melatonin Theory  high= SAD

>>0 >>1 >> 2 >> 3 >> 4 >> Explanations Psychological factors - self-esteem - amount of social support - abilities to deal Depressed ppl  illogical concluions

>>0 >>1 >> 2 >> 3 >> 4 >> Suicide & Depression Not all who commit suicide are depressed & vice-versa 1:20minutes 2 nd most common cause of death w/ college students Why Suicide: -Escape from physical & emotional pain -Punish themselves or others -Sometimes we don’t know