What is the first stage of the 'Fight or Flight' response?
- The hypothalamus detects a threat in the environment
- The hypothalamus activates the sympathetic branch of the autonomic nervous system
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What is the second stage of the 'Fight or Flight' response?
- This activation triggers the release of the hormones adrenaline and noradrenaline from
the adrenal glands
- These are released into the blood stream
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What is the third stage of the 'Fight or Flight' response?
- The release of hormones creates physiological changes to prepare the body for immediate survival
- For example, heart rate increases,
breathing rate increases, digestion slows...
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How does the body return back to normal?
- Homeostasis
- Once a threat is passed, the parasympathetic branch is activated which reverts bodily changes to 'resting position'
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Other cards in this set
Card 2
Front
What is the function of the CNS?
Back
- Receives and processes information and responds accordingly
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