Lecture Notes/Study Guides

Lecture Notes/Study Guides - HealthPsychology465...

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Health Psychology 465 Instructor: Dr. Dawn Wilson Chapter Six: Stress
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What is Stress?  Stress is a negative emotional experience  accompanied by predictable  Biochemical changes Physiological changes Cognitive changes, and Behavioral changes That are directed either toward altering the  stressful event  or  accommodating to its  effects. 
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What is a Stressor? Stressful events are called stressors Noise Crowding Bad relationships Job interviews Commuting to work Each of these might be stressful to some  people but not to others How the event is perceived substantially  determines whether it is a stressor. 
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Person-Environment Fit Sufficient to meet  demands:   Little Stress Not sufficient to  meet demands: Great deal of stress Personal Resources Personal Resources
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Theoretical Contributions: Fight or Flight Walter Cannon (1932) When an organism perceives threat Sympathetic nervous system is aroused Endocrine system is aroused Organism is mobilized to attack the threat  or to flee from the threat Adaptive – allows quick response to threat Harmful –  unabated stress causes  problems
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Theoretical Contributions: Selye’s General Adaptation Syndrome NONSPECIFIC RESPONSE :  The same  pattern of physiological responding occurs,  regardless of the type of stressor. Three Phases in reacting to a stressor Alarm:  The body’s first reaction  Resistance: Occurs with continued exposure Exhaustion: Physiological resources are depleted
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Theoretical Contributions: Selye’s General Adaptation Syndrome Criticisms of the Model Limited role given to psychological factors How people respond to stress is 
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This note was uploaded on 02/17/2011 for the course PYSC 465 taught by Professor Wilson during the Spring '10 term at South Carolina.

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Lecture Notes/Study Guides - HealthPsychology465...

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