2. Psychology 101: General  Chapter 13 Part 2 Psychological Disorders Instructor: Mark Vachon

3. 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

4. Causes of Mood Disorders  Causes:  Genetics  Serotonin & norepinephrine  Learned helplessness  Distorted thinking

5. 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

6. 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

7. 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

8. Dissociative Disorders Conscious awareness becomes separated from previous memories, thoughts, and feelings  Types:  Dissociative Identity Disorder  Amnesia  Fugue  The case of “Sybil”

9. 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