1. By Amy Turner

2.  The respiratory system is your lungs and heart!  To see a animation of the heart-lung machine/system go to http://www.virtualmedicalcentre.com/hum anatlas1/vmc_white.asp?anid=0195&name =Heart-Lung Machine http://www.virtualmedicalcentre.com/hum anatlas1/vmc_white.asp?anid=0195&name =Heart-Lung Machine

3.  The heart and lungs work together as a big system called the respiratory system. This system keeps the body supplied with oxygen which is very important. During circulation the heart pumps oxygen and blood to the lungs for distribution to the rest of the body. It’s like a big factory.

6. What damages it.How to keep it healthy. Smoking tobacco productsQuit smoking! Not being activeExercise is good for the heart! Too much fatty/unhealthy foodEat healthy food. 5 pieces of fruit or vegetables can help! Being over weightTry and be and remain a healthy weight!

7. What damages itHow to keep it healthy SmokingQuit smoking! Inhaling chemicalsDon’t go into a area with toxic chemicals being used! Inhaling smoke from a fireDon’t enter anywhere that is on fire. Phone 999 (UK) or 911 (USA)