Adrenaline and Insulin

Question 1

how does insulin lower blood glucose?

Answer 1

it stimulates the liver to ‘take up’ glucose and convert it to glycogen

Question 2

how does adrenaline prepare the body for physical activity?

Answer 2

adrenaline makes many changes in the body to give the muscles a good supply of glucose and oxygen.

Question 3

what changes does adrenaline make to prepare the body for physical activity?

Answer 3

1. the breathing rate increases
2. breaths become deeper
3. the heart beats faster
4. blood is diverted from the intestine to the muscles
5. in the liver glycogen is changed into glucose and released into the blood
6. the pupils dialate
7. body hair stands upright
8. mental awareness is increased