1. Our body has different systems. The different systems work together as a team to keep us alive and healthy.

3. MOUTH OESOPHAGUS STOMACH PANCREAS SMALL INTESTINE LARGE INTESTINE RECTUM THE DIGESTIVE SYSTEM CHANGES FOOD INTO A FORM THAT BODY CELLS CAN USE FOR FUEL.

5. The respiratory system allow us to breathe in (inhalation) and breathe out (exhalation). The main parts:

6. 1.- Air is cleaned and warmed in our nose. 2.- Air goes down the windpipe or trachea. 3.- Air goes down the bronquial tubes and enters our lungs. 4.- In our lungs, oxygen passes from the air into our blood through the alveoli

7. The circulatory system carries oxygen and nutrients from the digestion to different parts of our body.

8.  Arteries carry the blood from the heart to the rest of our body.  Veins carry the blood from our body to the heart.  Capillaries connect veins and arteries.