1. BODY SYSTEMS
CIRCULATORY SYSTEM
DIGESTIVE SYSTEM
RESPIRATORY SYSTEM

2. CIRCULATORY SYSTEM

3. CIRCULATORY SYSTEM The circulatory system moves blood
Blood gives our body nutrients and oxygen

4. CIRCULATORY SYSTEM
Blood goes from the heart around the body

5. THE HEART The heart is divided into four parts:
The left and right atriums
The left and right ventricles

6. CIRCULATORY SYSTEM
Blood passes through the arteries and veins.

7. RESPIRATORY SYSTEM

8. RESPIRATORY SYSTEM The respiratory system is a group of organs that
work together to help us breathe

9. RESPIRATORY SYSTEM
We breathe in air through our nose and mouth

10. RESPIRATORY SYSTEM
The air goes down into our lungs
AIR

11. RESPIRATORY SYSTEM Oxygen is passed to the circularory system
We breathe in oxygen
(O2)
We breathe out carbone dioxide (CO2)

12. DIGESTIVE SYSTEM

13. DIGESTIVE SYSTEM
The digestive system is a group of organs that work together to help us digest food

14. DIGESTIVE SYSTEM
We take in food through the mouth

15. DIGESTIVE SYSTEM Food passes down into our stomach and intestine

16. DIGESTIVE SYSTEM
The intestine separates the nutrients from the waste

17. DIGESTIVE SYSTEM The intestine expels the waste from our body
The nutrients are passed to the circulatory system, where they move around the body