Adrenaline

• Adrenaline

  • Hormone released by the adrenal glands
  • Released in response to stressful or scary situations
  • Brain detects fear or stress and sends nervous impulses to the adrenal gland which respond by secreting adrenaline
  • Adrenaline gets the body ready for fight or flight by triggering mechanisms that increase the supply of oxygen and glucose to cells in the brain and muscles
  • Examples: It increases heart rate