A Biological Model of Stress (VCE SSCE Psychology): Flashcards
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Stress research pioneer (1930s)
Stress research pioneer (1930s)
Hans Selye, Austrian endocrinologist
Peptic ulceration definition
Peptic ulceration definition
Painful lesions in stomach, small intestine, or lower oesophagus
GAS (General Adaptation Syndrome)
GAS (General Adaptation Syndrome)
3-stage biological model of non-specific stress response
Two defining characteristics of GAS
Two defining characteristics of GAS
Non-specificity & species consistency
Three stages of GAS
Three stages of GAS
Alarm reaction, Resistance, Exhaustion
Two phases of alarm reaction
Two phases of alarm reaction
Shock and countershock
Hormone that peaks during resistance stage
Hormone that peaks during resistance stage
Cortisol
Effect of prolonged cortisol in resistance stage
Effect of prolonged cortisol in resistance stage
Suppresses immune system
Key feature of exhaustion stage
Key feature of exhaustion stage
Depleted reserves, resistance well below normal
Main limitation of GAS model
Main limitation of GAS model
Poor generalisability from rats to humans