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Lecture 8

PSYC 1215 Lecture 8: Psychology - Disorders

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Department
Psychology
Course
PSYC 1215
Professor
Dan Nykon
Semester
Winter

Description
Week 8 Abnormal : (Practical and Pragmatic approach) -thoughts, behaviour, and /or feelings that are: -Maladaptive: inappropriate to situation demand -Disruptive: to self and others - Uncomfortable/distressing: to self and others -Known by consequences: to self and others - Different patterns of loss of control over behaviour and thought and emotions Relevance: -in any given 6 month period, approx. 20% of population have indications of mild - severe disorder -at some point in our loves approx. 1/3 will experience some type of behavioural disorder Psychopathology (mental illness) : a brief overview of types 1. Anxiety Disorders 2. Affective Disorders 3. Personality 4. Schizophrenia 1. Anxiety Disorder -Emotionality: -intense, uncontrollable -at any time approx. 1.5 million Canadians - A-Z (minus Q and Y) - Fear of … (ex. fear of thinking, phobias, philosophy, becoming bald, mother-in- law, animals, the Dutch, etc.) - There are ranging fears (irrational) -Counted 370! A)Phobias: intense anxiety with specific focus i) Simple - “objects” of fear ii) Social - anticipation of neg. evaluation B) GeneralisedAnxiety Disorder -Non-specific cause, “tone” of anxiety -Free Floating” sense of doom/dread C) Obsessive-Compulsive Disorder (OCD) -Distressing, uncontrollable thoughts (obsessions) which lead to ritualistic behaviours (compulsions) -rituals temporarily reduce anxiety, obsessing D) Post-Traumatic Stress Disorder (PTSD) -Cause (s) / triggers explicit -have perception of unjust trauma -symptoms include: insomnia, guilt, depression, irritability, painful reliving of traumatic episode (war, assault, accidents) -May develop immediately, months, or years after originating cause Potential Causes ofAnxiety Disorders A.Biological: -OverreactiveAutonomic Nervous System ex. - Excess neurotransmitters (panic-norepinephrine) (neural executor) - Inadequate G.A.B.A. (neural inhibitor) B. Non-biological - Behavioural: -incidental conditioning and/or stimulus generalisation - Social Cognitive: models of anxiety in response to events (syringes) - Stress: exposure to high levels of stress over extended time increase likelihood of disorder - Cognitive: unrealistic perceptions / expectations for self / events (ex. catastrophizing) Affective / Mood Disorders overview: A)Major Depression - 10-20% of population at some point in life - Women 2X more likely than men (WHY?) - No interest in life,
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