Sympathomedullary pathway
What Sympathomedullary pathway means in Psychology A-Level, as defined for AQA.
Definitions of Sympathomedullary pathway
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Reference: AQA
Acute stress triggers this pathway, in which the hypothalamus signals the adrenal medulla to release adrenaline, initiating the 'fight or flight' response.
The hypothalamus activates the sympathetic branch of the autonomic nervous system, which stimulates the adrenal medulla to release adrenaline.
Topics that use Sympathomedullary pathway
- Biopsychology (AQA A-Level)
- Stress (AQA A-Level)
Related terms
- Autonomic branch
- Biofeedback
- Central nervous system
- Cortisol
- Excitation and inhibition
- Hypothalamic-pituitary-adrenal system
- Life changes
- Reductionism
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