Week 10 - Psychological Models of Stress

Week 10 - Psychological Models of Stress - Psychological...

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Psychological Models Of Stress - Stress is now more prominent in common causes of death (heart disease, stroke, etc). How Do You Define Stress? - Mental representation of physical arousal - Situational - Emotional response to perception of lack of control. - Stress - Disequilibrium - Lack of balance. How Stressed Are You? Cohen et al (1994) - PSS-10 (Perceived stress scale) Never 0 Almost Never 1 Sometimes 2 Fairly Often 3 Often 4 My Score = 20 (Average Result) Historical Perspective - Concept dates to 14th Century - Hardship - Diversity - Working (Bridge construction) - Tension - Force/Pressure. - General Public - Pressure - Tension. Stress Responses: Biological Models - Stress is a response to unusual physical demand. - Cassell, 1974. - Physiological involvement. - Autonomic Nervous System (ANS) - Endocrine System Fight or Flight - Cannon (1932) - Hormonal response to stressful situations.
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- Adaptive - Energy for mobilisation. Selye's Animal Research Hans Selye (1956): - Rats' hormone levels. - Injected rats with hormones - Noted increased stress levels during. - General Adaptation Syndrome (GAS). G.A.S - Alarm (awareness & arousal) - Resistance (attempted adaptation) - Exhaustion. Internal Reactions
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This note was uploaded on 01/26/2010 for the course SAS Various taught by Professor Various during the Three '09 term at University of Wollongong, Australia.

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Week 10 - Psychological Models of Stress - Psychological...

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