Psychology 101: General Chapter 13 Part 2 Psychological Disorders Instructor: Mark Vachon
Mood Disorders Affect: emotion or mood Mood disorders are Affective disorders Anxiety is a response to the threat of future loss, depression is response to current or past loss Types: Major Depression Bipolar
Causes of Mood Disorders Causes: Genetics Serotonin & norepinephrine Learned helplessness Distorted thinking
Schizophrenia Psychotic disorder: inability to distinguish what is real from fantasy Symptoms: Delusions: false beliefs Disturbed perceptions Inappropriate emotions and actions Positive symptoms: Hallucinations: false perceptions Talk in disorganized ways Negative symptoms: Toneless voice Expressionless faces
Causes of Schizophrenia Causes: Brain abnormalities Dopamine over activity Abnormal anatomy in various regions of brain Prenatal viral infections Genetics Adopted children have a higher risk if biological parents have the disorder
Eating Disorders Psychology is an important aspect of hunger Anorexia Nervosa: a person maintains a starvation diet despite being underweight Bulimia Nervosa: a person alternates between binging with purging, fasting, or excessive exercise
Dissociative Disorders Conscious awareness becomes separated from previous memories, thoughts, and feelings Types: Dissociative Identity Disorder Amnesia Fugue The case of “Sybil”
Personality Disorders Inflexible and maladaptive pattern of behavior that impairs social functioning and relating to others Types: Antisocial Borderline Causes: Specific behaviors learned through reinforcement Genetic Biological Normal Murderer