1. The Circulatory System

2. 3 Main Functions 1. Transport Oxygen from lungs 2. Transport Carbon Dioxide to lungs 3. Carry nutrients to body

3. 3 Main Parts 1. The Heart 2. Blood Vessels 3. Blood

4. Blood Vessels 1. Arteries: Carry oxygenated blood to heart and body 2. Veins: Carry deoxygenated blood to the heart and lungs 3. Capillaries: Connect arteries with veins

7. Pathway of Blood Superior & Inferior Vena Cava Right AtriumRight Ventricle

8. Pathway of Blood Pulmonary Artery LUNGSPulmonary Vein

9. Pathway of Blood Left AtriumLeft VentricleAorta

10. Heart Animation 1 Heart Animation 2

11. Components of Blood

12. 55% is made of liquid called PLASMA 45% is made of solids Red Blood Cells White Blood Cells Platelets

13. Red Blood Cells Carry Oxygen and nutrients to the body

14. White Blood Cells Fight foreign bodies and invaders

15. Platelets Allow blood to clot when the body is cut/injured