fight or flight

• what is the fight or flight response?


  an acute response that occurs during a stressful event
• describe the fight or flight response (6)


  • stressor is perceived, hypothalamus triggers activity in sympathetic branch of ANS
  • ANS changes to sympathetic branch
  • adrenaline is released from adrenal medulla into bloodstream
  • triggers physiological changes for fight or flight
  • once threat passed, returns to resting state