anxiety, and related disorders chapter 4. anxiety and fear are normal!! serves important roles:...
TRANSCRIPT
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ANXIETY, AND RELATED DISORDERS
Chapter 4
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ANXIETY AND FEAR ARE NORMAL!!
SERVES IMPORTANT ROLES: ADAPTATION, MOTIVATION
ANXIETY PREPARES US TO TAKE ACTIONAND IS NORMAL IS MODERATE AMOUNTS
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• What distinguishes fear from anxiety?
• Fear: body’s response to serious threat. Experienced in face of real, immediate danger.
• Anxiety: body’s response to vague sense of being in danger. General feeling of apprehension about possible danger. Prepares us to take action.
• Both have same physiological features.
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ANXIETY• Although unpleasant, experiences of fear and anxiety often are useful.
• However, for some, discomfort is too severe or too frequent, lasts too long, or is triggered too easily.
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ANXIETY DISORDERS
• Most common mental disorders in U.S.• Most with 1 anxiety disorder also suffer from a
2nd.
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ANXIETY DISORDERS AND OCD
• DSM-5 Anxiety Disorders:• Generalized anxiety disorder (GAD)• Phobias• Agoraphobia• Social anxiety disorder (social phobia)• Panic disorder
• Separate: Obsessive-compulsive related disorders
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Table 4.2
Comer, Ronald J., Fundamentals of Abnormal Psychology, Seventh EditionCopyright © 2014 by Worth Publishers
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GENERALIZED ANXIETY DISORDER (GAD)
• Characterized by excessive “free floating” anxiety under most circumstances and worry about practically anything
• Symptoms: feeling restless, keyed up, or on edge; fatigue; difficulty concentrating; muscle tension, and/or sleep problems
• Must last at least 6 months
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GAD: SOCIOCULTURAL PERSPECTIVE• GAD most likely in people faced with dangerous
social conditions.• Poverty• African Americans 30% more likely than
Caucasians
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GAD: COGNITIVE PERSPECTIVE
• Caused by dysfunctional ways of thinking
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GAD: COGNITIVE PERSPECTIVE
• GAD is caused by maladaptive assumptions• Albert Ellis identified basic irrational
assumptions.• When assumptions are applied to everyday
life, GAD may develop.
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GAD: COGNITIVE PERSPECTIVE
• Aaron Beck argued that those with GAD constantly hold silent assumptions that imply imminent danger.
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GAD: COGNITIVE PERSPECTIVE• Treatment:
• Changing maladaptive assumptions
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GAD: BIOLOGICAL PERSPECTIVE
• Biological relatives more likely to have GAD (~15%) than general population (~6%)
• closer the relative, greater likelihood• Competing explanation of shared environment
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GAD: BIOLOGICAL PERSPECTIVE
• GABA inactivity• Benzodiazepines (Valium, Xanax) found to reduce
anxiety
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GAD: BIOLOGICAL PERSPECTIVE
• Root of GAD more complicated than single NT.
• Low levels of serotonin, norepinephrine• Antidepressants affecting these NT seem to lower anxiety
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GAD: BIOLOGICAL PERSPECTIVE
• Antianxiety drug therapy• Benzodiazepines• Antidepressant and antipsychotic
medications
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GAD: BIOLOGICAL PERSPECTIVE• Relaxation training
• Physical relaxation will lead to psychological relaxation
• Best when used in combination with cognitive therapy or biofeedback
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PHOBIAS
• Persistent and unreasonable fears of particular objects, activities, or situations
• People with a phobia often avoid object or thoughts about it
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SPECIFIC PHOBIAS
• Persistent fears of a specific object or situation
• When exposed to the object or situation, sufferers experience immediate fear
• 5 categories in the DSM: Animal, Natural-Environmental, Situational, Blood/Injury/Injection, Other
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SPECIFIC PHOBIAS
How do common fears differ from phobias?• More intense and persistent fear• Greater desire to avoid feared object or situation
• Distress that interferes with functioning
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AGORAPHOBIA
• Afraid of being in situations where escape might be difficult, should they experience panic or become incapacitated
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AGORAPHOBIA
• Avoid crowded places, driving, and public transportation
• Many experience panic attacks & may receive a second diagnosis of panic disorder
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WHAT CAUSES PHOBIAS?
• Behavioral explanation:• Develop through conditioning
• Once phobias are acquired, individuals avoid dreaded object or situation, permitting fears to become all more rooted
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CLASSICAL CONDITIONINGLITTLE ALBERT STUDY
• White rat no reaction (NS)
• Loud Noise Fear
(UCS) (UCR)
• White Rat + Loud Noise Fear (NS) (UCS) (UCR)
• White rat Fear (CS) (CR)
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•Focuses on significance of anxiety and fear. Helps person survive
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HOW ARE SPECIFIC PHOBIAS TREATED?
Systematic desensitization Teach relaxation skills Create fear hierarchy Pair relaxation with feared objects or situations
Since relaxation is incompatible with fear, relaxation response is thought to substitute for fear response
Several types: In vivo desensitization (live) Covert desensitization (imaginal)
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HOW ARE SPECIFIC PHOBIAS TREATED?
• Flooding• Key to success is ACTUAL contact with feared object or situation
• Virtual reality as a useful exposure tool
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SOCIAL ANXIETY DISORDER(SOCIAL PHOBIA IN PREVIOUS DSMS)
Severe, persistent, and irrational anxiety about social or performance situations in which scrutiny by others and embarrassment may occur May be narrow May be broad
People judge themselves as performing less competently than they actually do
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WHAT CAUSES SOCIAL ANXIETY DISORDER?
Cognitive theorists:• People hold beliefs and expectations that
consistently work against them, including:• Unrealistically high social standards• Views of themselves as unattractive and
socially unskilled
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TREATMENTS FOR SOCIAL ANXIETY DISORDER
• Address fears behaviorally with exposure (group therapy helpful)
• Lack of social skills• Social skills and assertiveness trainings have
proved helpful
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TREATMENTS FOR SOCIAL ANXIETY DISORDER
• Antidepressants• Psychotherapy: less likely to relapse than people treated with drugs alone
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PANIC DISORDER
• Panic attacks are periodic, short bouts of panic that occur suddenly, reach a peak, and pass
• Sufferers often fear they will die, go crazy, or lose control
• Attacks happen in absence of a real threat
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PANIC DISORDER
Panic attacks repeatedly, unexpectedly, and without apparent reason
• Experience dysfunctional changes in thinking and behavior as a result of attacks
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PANIC DISORDER
Panic disorder often accompanied by agoraphobia
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PANIC DISORDER: BIOLOGICAL PERSPECTIVE
• Norepinephrine• Brain circuits and amygdala as more complex root of problem
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PANIC DISORDER: BIOLOGICAL PERSPECTIVE
• Monozygotic (MZ, or identical) twins, ~31%• Dizygotic (DZ, or fraternal) twins, ~11%
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PANIC DISORDER: BIOLOGICAL PERSPECTIVE
• Drug therapies• Antidepressants SSRI’s/SSNRI’s (Paxil,
Zoloft, Effexor)• Benzodiazepines (especially Xanax)
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PANIC DISORDER: COGNITIVE PERSPECTIVE
People misinterpret bodily events• Panic-prone people sensitive to certain bodily sensations/may misinterpret them as signs of a medical catastrophe; this leads to panic
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PANIC CYCLE
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PANIC DISORDER: COGNITIVE PERSPECTIVE
“Biological challenge” induce panic sensations
• Practice coping strategies and making more accurate interpretations
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