Adrenaline- fight or flight

Question 1

Direct effect of adrenaline in fight or flight

Answer 1

increase heart rate, increasing the rate of blood flow and blood pressure
increases blood flow to the brain and skeletal muscles

Question 2

Indirect effect of adrenaline in fight or flight

Answer 2

prepares body for action such as fight or flight
increases blood supply to skeletal muscles for physical action, stops digestion and saliva production
increase oxygen to brain for rapid response planning