Fight or Flight Response

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  • Fight or Flight Response
    • SAM
      • Stimulates adrenal medulla to release adrenaline & noradrenaline
      • Sympathetic branch sends out nerve impulses.
      • The substances increase sympathetic activity - heart rate.
    • HPA
      • Stimulates adrenal cortex to release cortisol.
      • Stimulates the anterior pituitary to release ACTH.
      • The hormones increase energy levels - faster breakdown of fats.
    • Stressors
      • Stress responses increase response speed.
      • Stressors detected by hypothalamus
    • Evaluation
      • Strengths
        • Objective.
        • Falsifiable, biological theories.
        • Uses scientific methods.
      • Weaknesses
        • Modern-day stress can cause fight or flight.
        • Reductionist.
        • Females have the "tend and befriend" response.
        • People respond differently.
        • Deterministic.

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