Term
| The transactional model of stress |
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Definition
| 'stress is the lack of fit between perceived demands of the environment and the perceived ability to cope with those demands' |
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Term
| The hypothalamic-pituitary-adrenal cortex pathway |
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Definition
| HIGHER BRAIN CENTRES --> HYPOTHALAMUS --> ANTERIOR LOBE OF PITUITARY GLAND --(ACTH in bloodstream)-> ADRENAL CORTEX --> METABOLIC EFFECTS ON BODY + CORTICOSTERIODS IN BLOODSTREAM |
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Term
| The hypothalamic-autonomice nervous system-adrenal medulla pathway |
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Definition
| HIGHER BRAIN CENTRES --> HYPOTHALAMUS --> BRAINSTEM --(neural control via autonomic system)-> ADRENAL MEDULLA --> ADRENALINE + NORADRENALINE IN BLOODSTREAM |
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Term
Subdivisions of the ANS
1) sympathetic
2) parasympathetic |
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Definition
1) when the sympathetic subdivisoon is activated: heart rate + blood pressure increase, fats + carbohydrates are mobilised and digestion is slowed down
2) when the parasympathetic subdivisoon is activated:heart rate + blood pressure return to normal and digestion speeds up |
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Term
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Definition
General Adaption Syndrome by Selye (1956)
Phase 1: ALARM- stress-response - systems are activated
Phase 2: RESISTANCE- body copes with stress
Phase 3: EXHAUSTION- stress-related illness may develope |
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