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28 Cards in this Set
- Front
- Back
Anxiety
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negative emotion and fear
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3 interrelated anxiety response systems
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Physical - fight/flight response, mediated by the sympathetic nervous system
Heart races, skin gets clammy, sweat Cognitive – hyper vigilance, nervousness, difficulty concentrating, thoughts of scary stuff “what’s that?” Behavioral - aggression and/or avoidance Ever get really tired right before you are supposed to start studying, or decide to clean out your closets the day before you take the GRE? |
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Symptoms of Anxiety
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Physical: increased heart rate, fatigue, nausea, heart palpitation.
Cognitive: Thoughts of being hurt or scared, self-deprecating or self-critical thoughts. Thoughts of inadequacy, difficulting concentrating. Thoughts of going crazy Behavorial: Avoidance, crying, nailbiting, stuttering, fidgeting, immobility, thumbsucking, clenched jaw |
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What is the main communication point of anxiety in the brain?
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Basolateral Amygdala
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Orbital Frontal Cortex
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choice of memory of emotinal events
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Hippocampus
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Memory consolidation of emotional events and spatial learning
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Dorsal & Ventral Striatum
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Instrumental approach or avoidance behavior
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Central N. Amygdala
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Autonomic, somatic signs of fear. Attention to significant stimuli.
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Laternal BNST
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Autonomic, somatic signs of anxiety
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Worry
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Worry is the cognitive process of thinking about negative outcomes. Can be benefical if it movtivates behavior.
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Central Feature of Anxiety
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Worry is a central feature of anxiety. Children with anxiety worry with more intensity.
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How are anxiety disorders created?
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They are classically and operantlly conditioned behavioral responses
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Classical Conditioning and Anxiety
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An emotion/behavior becomes associated with a previously neutral stimulus
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Operant Conditioning and Anxiety
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The consequences of a behavior change the frequency with which the behavior is expressed
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Separation Anxiety Disorder
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Age inappropriate, excessive anxiety about being apart from parents or away from home. Onset before 18 years of age. Earliest onset 7-9 years.
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SAD and Comorbidity
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SAD is one of the most common anxiety disorders
As many as 2/3 of kids with SAD will have a second anxiety disorder Up to half of kids with SAD will have a depressive episode |
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The ABCs of SAD
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A common issue for kids with SAD is school refusal
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Risk Factors for SAD
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Kids that experience stressful events in the home are most likely to develop SAD
Children with military parents on active duty are at higher risk for SAD |
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Generalized Anxiety Disorder (3)
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Excessive anxiety and worry about numerous events, occurring most days
Worry excessively about minor things Often accompanied by physical symptoms (e.g., headaches, stomachaches, tension) |
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Persistence of GAD
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The initial severity of GAD symptoms may contribute to the overall severity of the disorder
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Specific Phobia
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Extreme fear of specific objects or situations
Often leads to avoidance or disruptions May not realize the fear is unreasonable |
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Biological Basis for Fear Learning
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We may be biologically inclined to make some associations (food and nausea, fear of heights) than others (light and nausea, fear of flowers)
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Social Phobia
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Persistent fear of being the focus of attention or doing something humiliating
Children with social phobias are more likely to be highly emotional, socially fearful and inhibited, sad, and lonely Age of onset often early to mid-adolescence |
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Social Phobia (Social Anxiety Disorder)
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These kids may avoid social interactions for fear of ridicule
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Selective Mutism
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Children who show normal language abilities in some contexts but choose not to speak in other contexts. Results of trauma
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SSRI’s
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SSRIs (like Prozac) work by blocking the reuptake of Serotonin thus increasing the amount of synaptic serotonin
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SSRI increase what to reduce anxiety
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SSRIs increase neurogenesis and synaptic plasticity in the hippocampus and this is thought to be how it reduces anxiety
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Propranolol
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an antagonist of adrenaline Beta Receptors
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