1. The Circulatory System By: Courtnay L November 27, 2007

2. Parts Heart Blood Blood vessels Heart vessels Veins

3. The Main Purpose Your heart keeps you alive. Heart pumps blood through the veins.

4. How does your system work? The heart pumps the blood through the body again Your blood travels back into heart

5. How To Keep Your System Healthy Blood keeps the body healthy The heart needs exercise to stay healthy Good food and lots of water

6. What Other Systems Does Your Body Work With – And How The Skeletal System works with the Circulatory System. How? The bones in the Skeletal System Produce blood.

7. Interesting Facts Cartilage helps pump the heart and when the cartilage stops the heart will stop too and it will cause you a hardtack.