1. Circulatory System
Circulation
Heart structure

2. Circulation
3. Function:

To transport materials

around the body

Oxygen

4. Carbon dioxide 5. Digested food 6. Hormones 7. Waste chemicals - ureaHeat
8. 3 Major Parts of the Circulatory system

Blood Vessels- routes blood travels

9. Heart pumps or pushes blood through body 10. Blood carries important *stuff through body* Stuff includes oxygen, food, & waste
11. 12. 1 Blood Vessels: One Way Streets

Blood Vesselsresemble very long and skinny tunnels that are all through your body.