Stage 1: Alarm
stressor perceived and HPA and SAM activated. Stress related hormones surge, heart rate and blood pressure increase.
Stage 2: Resistance
if stress presists body's response remains activated bodily arousal remain high.
Stage 3: Exhaustion
chronic stress eventually exhausts the body's defence system. This is when stress related illness may develop.
Evaluation
- Ignors individual differences and cognitive elements of perception and appraisal.
- it is thought that its the effect of the chronic raised levels of stress hormones that can lead to illness.
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