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Download Abnormal Psychology
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Psychopathology Psychopaths & Psychotics Personality Disorders Class of disorders marked by personality traits that cause subjective distress or impair functioning • DSM-IV-TR identifies 10 personality disorders • Emerge early in childhood and continue to adulthood Antisocial Personality Disorder Impulsive, manipulative, aggressive, & irresponsible behavior with a failure to accept social norms • “Psychopaths” • Criminal careers begin early • Starts as conduct disorder ? A-SPD: Etiology • Genes-Environment • Neurology Felon-moms have felon kids…but, only for those who spent time in – Under-arousal Hypothesis orphanages – Fearless Hypothesis Histrionic Personality • Overly dramatic, attention-seeking, self-centered, seductive, & vain – More common in women than men HPD: Etiology • A female version of APD – Two-thirds of people with HPD meet criteria for APD Schizophrenia Class of disorders marked by delusions, hallucinations, disorganized speech and maladaptive behavior – “Psychotic” – Literally means “split mind” Schizophrenia • Positive Symptoms Symptoms that are in excess of or distortions of normal behavior Positive Symptoms • Delusions False beliefs • Hallucinations Sensory experiences without environmental input Schizophrenia • Positive Symptoms Symptoms that are in excess of or distortions of normal behavior • Negative Symptoms Deficits in normal behavior Negative Symptoms • Apathetic • Lack of Speech • Anhedonia Schizophrenia • Positive Symptoms Symptoms that are in excess of or distortions of normal behavior • Negative Symptoms Deficits in normal behavior • Disorganized Symptoms Erratic/inappropriate speech, behavior, and/or emotion Disorganized Symptoms • Speech (word salad) • Inappropriate Affect • Catatonia (motor dysfunction) Schizophrenia • Positive Symptoms Symptoms that are in excess of or distortions of normal behavior • Negative Symptoms Deficits in normal behavior • Disorganized Symptoms Erratic/inappropriate speech, behavior, and/or emotion Types of Schizophrenia • Paranoid Dominated by delusions • Catatonic Dominated by motor disturbances • Disorganized Dominated by maladaptive behavior and specific delusions • Undifferentiated A mixture of schizophrenic symptoms Schizophrenia: Etiology • Neurodevelopmental Hypothesis – Schizophrenia is due to abnormalities during early brain development and precipitating event(s) – Season-of-birth effect
