Fight or Flight response / role of adrenaline

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7 Terms

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Fight or flight response

Bodily change caused by activation of the sympathetic nervous system

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Direction of fight of flight

pituitary to adrenal gland to adrenaline

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Hypothalamus

Registers stressful situations and sends a message down to the sympathetic nervous system

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sympathetic nervous system

triggers physiological changes in the body and stimulates the adrenal medulla to release adrenaline into the bloodstream

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Adrenaline

increases heart rate and blood pressure, activated energy release.

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Advantages of fight or flight

Maximises efficiency of respiration & muscle activity to prepare the body for impact

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Parasympathetic nervous system

Works to stop the effects of the sympathetic nervous system after a potential danger has dissipated to relax our body