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Chapter 13: Psychological Disorders “

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1 Chapter 13: Psychological Disorders “
PSYCHOPATHOLOGY Chapter 13: Psychological Disorders Copyright © Allyn & Bacon 2007

2 What do you think?    A woman's mother died. After the funeral everyone went to the mother's house where everyone ate and remembered the mother. At the reception the woman noticed a man and fell head-over-heels in love with him. People kept occupying her time, talking to her about her mother. When she finally got free, she searched all over but the man had left.     The woman was so upset as she hadn't even gotten his name, she was so taken with him. Two weeks later, she killed her sister. Why did she kill her sister? Copyright © Allyn & Bacon 2007

3     If you can answer the question correctly, you might potentially be a psychopath.
Answer: She killed her sister because she thought that since the man knew her mother and was at her funeral, maybe he knew her sister and would come to her funeral also. Then she could meet him. Copyright © Allyn & Bacon 2007

4 Medical Studentitis: A form of “hypochondriasis” can occur when learning about abnormal psychology. You may find that some of the symptoms we discuss in this chapter sound like something you have experienced. This is normal; happens with medical students, too! Note, though, that all psychological disorders involve exaggerations of normal tendencies. If you can answer, “no” to the question, “Is this out of the norm for me?”, then you probably do not have a disorder!  Copyright © Allyn & Bacon 2007

5 Copyright © Allyn & Bacon 2007

6 What is Psychological Disorder?
Psychopathology – Any pattern of emotions, behaviors, or thoughts inappropriate to the situation and leading to personal distress or inability to achieve important goals (aka: mental illness, mental disorder) Three classic signs of severe disorder: Hallucinations Delusions Severe affective disturbances Copyright © Allyn & Bacon 2007

7 Indicators of Abnormality
Diagnosis depends on clinical judgment; typically, two or more indicators are cause for concern: Distress Unpredictability Maladaptiveness Unconventionality and undesirable behavior Irrationality Copyright © Allyn & Bacon 2007

8 Distress/Emotional Discomfort
Prolonged anxiety Overwhelmed to the point of losing concentration. Copyright © Allyn & Bacon 2007

9 Maladaptiveness Others are afraid of the person due to person’s acts or behaviors Person’s behavior interferes with own well-being (e.g. drinking heavily  job loss or endangerment to others on the road) Copyright © Allyn & Bacon 2007

10 Irrationality Irrational speech (e.g. talking to someone who’s not there) Talking in ways that are incomprehensible (e.g. “word salad”) Behavior or emotional responses inappropriate to the situation (e.g. laughing at scene of a tragedy) Copyright © Allyn & Bacon 2007

11 Unpredictability Erratic & inconsistent behavior from one event to next (e.g., happy one day then irritable/abusive the next  on a continual basis, not just one day) Individual acts as though they are experiencing loss of control. Copyright © Allyn & Bacon 2007

12 Unconventionality and Socially Undesirable Behavior
Person behaves in ways that are statistically rare & violate social norms Being “unusual” is not a sign of abnormality (e.g., green mohawk); however, if running around town wearing a green mohawk and nothing else, then that is abnormal. Copyright © Allyn & Bacon 2007

13 How is the Psychological Disorder viewed?
The medical model takes a “disease” view, while psychology sees psychological disorder as an interaction of biological, cognitive, social, and behavioral factors Copyright © Allyn & Bacon 2007

14 MEDICAL MODEL: THE GOOD AND THE BAD
Good: Says mental disorders are diseases that require specific treatments  created supportive “asylums” for the “insane” Bad: “Doctor knows best”; patient has no part in helping with a treatment program  creates dependence on the doctor; drug therapy; little help with coping skills, etc. Copyright © Allyn & Bacon 2007

15 The Social-Cognitive-Behavioral Approach: PSYCHOLOGICAL MODEL
Behavioral perspective – Abnormal behaviors acquired through behavioral learning – operant & classical conditioning Cognitive perspective – Abnormal behaviors influenced by mental processes – how people perceive themselves and their relations with others Social perspective - Abnormal behaviors acquired through social interactions Copyright © Allyn & Bacon 2007

16 The Biopsychology of Mental Disorder
Although most psychologists have reservations about the medical model, they do not deny the influence of biology on thought and behavior. Genetic factors, brain injury, infection, and learning can lead to psychopathology Believe there are links to GENETICS with MENTAL DISORDERS! Copyright © Allyn & Bacon 2007

17 How are Psychological Disorders Classified?
Most widely used system, found in the DSM-V, classifies disorders by their mental and behavioral symptoms (Slide 1) Copyright © Allyn & Bacon 2007

18 Overview of DSM-V Classification System (Slide 2)
DSM-V : (just replaced DSM-IV) Fifth edition of Diagnostic and Statistical Manual of Mental Disorders In multi-axial diagnosis, professionals look at entire person, not just “abnormal” behavior Copyright © Allyn & Bacon 2007

19 5 Scale Diagnosis Axis I – Clinical Disorders (can be changed through medication or symptoms can be treated) Axis II – Personality disorders and Mental Retardation (cannot be changed) Axis III – General Medical Conditions Axis IV – Psychosocial and Environmental Problems Axis V – Global Assessment of Functioning (on a scale of how the person is functioning at the time they are first seen – used as a comparative throughout treatment). Copyright © Allyn & Bacon 2007

20 Examples of Changes in Terms:
Neurotic Disorder or Neurosis: originally someone who was unhappy or dissastified, but not out of touch with reality “Neurosis” term now called “disorder” Psychotic Disorder or Psychosis: originally someone who was more severe than neurotic; had disturbances in perception & rational thinking “Psychotic” now refers to having a loss of contact with reality Copyright © Allyn & Bacon 2007

21 What are the Consequences of Labeling People?
Ideally, accurate diagnoses lead to proper treatments, but diagnoses may also become labels that depersonalize individuals and ignore the social and cultural contexts in which their problems arise Copyright © Allyn & Bacon 2007

22 Rosenhan’s Experiment: Video
Copyright © Allyn & Bacon 2007

23 The Plea of Insanity Insanity – A legal term, not a psychological or psychiatric one, referring to a person who is unable, because of a mental disorder or defect, to confirm his or her behavior to the law Copyright © Allyn & Bacon 2007

24 Mood Disorders Major depression – Form of depression, does not alternate with mania Bipolar disorder – Mental abnormality involving swings of mood from mania to depression Unipolar disorder – Staying in one state (usually depression) for an extended period of time  MOST COMMON! Seasonal affective disorder (SAD) – Believed to be caused by deprivation of sunlight Copyright © Allyn & B acon 2007

25 Anxiety Disorders, 1 Generalized anxiety disorder – Persistent and pervasive feelings of anxiety, without any external cause Panic disorder – Panic attacks that have no connection to events in a person’s present experience Agoraphobia – Fear of public places/open spaces Copyright © Allyn & Bacon 2007

26 Anxiety Disorders, 2 Phobias– Group of anxiety disorders involving a pathological fear of specific object or situation Obsessive-Compulsive Disorder – Condition characterized by patterns of persistent, unwanted thoughts and behaviors Copyright © Allyn & Bacon 2007

27 Somatoform Disorders, 1 Somatoform disorders – Psychological problems appearing in as bodily symptoms or physical complaints Conversion disorder – Marked by paralysis, weakness, or loss of sensation, but with no discernable physical cause Copyright © Allyn & Bacon 2007

28 Somatoform Disorders Glove Anesthesia Copyright © Allyn & Bacon 2007

29 Somatoform Disorders, 2 Hypochondriasis – Somatoform disorder involving excessive concern about health and disease Copyright © Allyn & Bacon 2007

30 Dissociative Disorders
Dissociative disorders – Group of pathologies involving “fragmentation” of the personality Dissociative amnesia Dissociative fugue Depersonalization disorder Dissociative identity disorder Copyright © Allyn & Bacon 2007

31 Dissociative Disorders
Dissociative amnesia A psychologically induced loss of memory for personal information Dissociative fugue Depersonalization disorder Dissociative identity disorder Copyright © Allyn & Bacon 2007

32 Dissociative Disorders
Dissociative amnesia Dissociative fugue Dissociative amnesia with the addition of “flight” from one’s home, family, and job Depersonalization disorder Dissociative identity disorder Copyright © Allyn & Bacon 2007

33 Dissociative Disorders
Dissociative amnesia Dissociative Fugue Depersonalization disorder Abnormality involving the sensation of mind and body having separated Dissociative identity disorder Copyright © Allyn & Bacon 2007

34 Dissociative Disorders
Dissociative amnesia Dissociative Fugue Depersonalization disorder Dissociative identity disorder Condition in which the individual displays multiple identities Copyright © Allyn & Bacon 2007

35 Schizophrenic Disorders
Schizophrenia – Psychotic disorder involving distortions in thoughts, perceptions, and/or emotions Copyright © Allyn & Bacon 2007

36 Major Types of Schizophrenia
Disorganized Catatonic Paranoid Undifferentiated Residual Positive Negative Copyright © Allyn & Bacon 2007

37 Major Types of Schizophrenia
Features incoherent speech, hallucinations, delusions, and bizarre behavior Disorganized Catatonic Paranoid Undifferentiated Residual Type Copyright © Allyn & Bacon 2007

38 Major Types of Schizophrenia
Disorganized Catatonic Involves stupor or extreme excitement Paranoid Undifferentiated Residual Type Copyright © Allyn & Bacon 2007

39 Major Types of Schizophrenia
Disorganized Catatonic Paranoid Prominent feature: combination of delusions and hallucinations Undifferentiated Residual Type Copyright © Allyn & Bacon 2007

40 Major Types of Schizophrenia
Disorganized Catatonic Paranoid Undifferentiated Persons displaying a combination of symptoms that do not clearly fit in one of the other categories Residual Type Copyright © Allyn & Bacon 2007

41 Major Types of Schizophrenia
Disorganized Catatonic Paranoid Undifferentiated Residual Type Individuals who have had a past episode of schizophrenia but are free of symptoms Copyright © Allyn & Bacon 2007

42 Major Types of Schizophrenia
Positive Schizophrenia Any form in which the person displays active symptoms (e.g. delusions, hallucinations) Negative Schizophrenia Copyright © Allyn & Bacon 2007

43 Major Types of Schizophrenia
Positive Schizophrenia Negative Schizophrenia Any form distinguished by deficits, such as withdrawal and poverty of thought processes Copyright © Allyn & Bacon 2007

44 Possible Causes of Schizophrenia
Variety of factors including genetics, abnormal brain structure, and biochemistry Diathesis-stress hypothesis – Genetic factors place the individual at risk, but environmental stress factors transform this potential into an actual schizophrenic disorder Copyright © Allyn & Bacon 2007

45 Anderson Cooper’s Schizophrenia Experiment
 VIDEO Copyright © Allyn & Bacon 2007

46 Personality Disorders, 1
Personality disorders – Chronic, pervasive, inflexible, & maladaptive pattern of thinking, emotion, social relationships, or impulse control Narcissistic personality disorder – Grandiose sense of self-importance; a preoccupation with fantasies of success and power, & need for constant attention Copyright © Allyn & Bacon 2007

47 Personality Disorders, 2
Antisocial personality disorder – Long-standing pattern of irresponsible behavior, lack of conscience, & diminished sense of responsibility to others Borderline personality disorder – Unstable personality given to impulsive behavior Copyright © Allyn & Bacon 2007

48 Adjustment Disorders and Other Conditions That May Be a Focus of Clinical Attention
Mild depression Marital problems Physical complaints Academic problems Parent-child problems Job problems Bereavement (intense grief) Malingering (fake illness to avoid work) Copyright © Allyn & Bacon 2007

49 Developmental Disorders, 1
Autism – Developmental disorder marked by disabilities in language, social interaction, & ability to understand another person’s state of mind Dyslexia – Reading disability, thought by some experts to involve a brain disorder Copyright © Allyn & Bacon 2007

50 Developmental Disorders, 2
Attention-deficit hyperactivity disorder – Developmental disability involving short attention span, distractibility, & extreme difficulty in remaining inactive for any period Copyright © Allyn & Bacon 2007

51 Show what you know! Sally has been telling people that she is the President of the United States when she clearly is not. She fully believes that she is and even goes to the White House and insists to the Secret Service that she be let in. Sally is experiencing what? DELUSIONS Johnny has been hearing voices that are not his own and not coming from other people. These voices are mean and tell him that people are out to get him. Johnny is experiencing what? SCHIZOPHRENIA

52 PRISONER’S DILEMMA (GAME THEORY)
The prisoner's dilemma is a standard example of a game analyzed in game theory that shows why two completely "rational" individuals might not cooperate, even if it appears that it is in their best interests to do so. Copyright © Allyn & Bacon 2007

53 PRISONER’S DILEMMA EXAMPLE
Two members of a criminal gang are arrested and imprisoned. Each prisoner is in solitary confinement with no means of communicating with the other. The prosecutors lack sufficient evidence to convict the pair on the principal charge. They hope to get both sentenced to a year in prison on a lesser charge. Simultaneously, the prosecutors offer each prisoner a bargain. Each prisoner is given the opportunity either to: betray the other by testifying that the other committed the crime, or to cooperate with the other by remaining silent. The offer is: If A and B each betray the other, each of them serves 2 years in prison If A betrays B but B remains silent, A will be set free and B will serve 3 years in prison (and vice versa) If A and B both remain silent, both of them will only serve 1 year in prison (on the lesser charge) Copyright © Allyn & Bacon 2007

54 PRISONER’S DILEMMA EXPLANATION
It is implied that the prisoners will have no opportunity to reward or punish their partner other than the prison sentences they get, and that their decision will not affect their reputation in the future. Because betraying a partner offers a greater reward than cooperating with them, all purely rational self-interested prisoners would betray the other, and so the only possible outcome for two purely rational prisoners is for them to betray each other. The interesting part of this result is that pursuing individual reward logically leads both of the prisoners to betray, when they would get a better reward if they both kept silent. In reality, humans display a systemic bias towards cooperative behavior in this and similar games, much more so than predicted by simple models of "rational" self-interested action.

55 PRISONER’S DILEMMA EXAMPLE VIDEOS
Golden Balls Nick and Rachel, Bachelor Pad Copyright © Allyn & Bacon 2007


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