1. The Circulatory System

2. The Bloodmobile

3. Jobs of the Circulatory System: Transport gases, nutrients, and waste to and from all your cells Help fight disease

4. Organs of the Circulatory System: 1.Heart 2.Blood Vessels

5. Heart – the muscular organ that pushes blood through the blood vessels Blood vessels - tubes that carry blood throughout the body

6. 3 types of blood vessels: 1.Arteries – carry blood away from the heart –takes O2 O2 and nutrients to cells 2.Veins – carry blood back toward the heart –takes CO 2 and waste away from cells

7. 3.Capillaries - connect arteries and veins where nutrients and wastes are exchanged between blood and cells

8. Blood is composed of: –Red blood cells: carry oxygen –White blood cells: help fight infections –Platelets: help your blood clot –Plasma: the liquid part (water with dissolved materials)

9. Circulatory System Cartoon Circulatory System Cartoon