When the heart beats it pumps blood.
Blood carries oxygen and nutrients around the body.
And the main organ is the HEART!!
THE HEART: VIDEO
We breathe air in through our nose and it travels to our lungs. Air contains oxygen that enters the blood and travels around the body.
RESPIRATORY SYSTEM VIDEO:
When we eat we use the teeth to chew the food that goes into our stomach and intestines. The nutrients go into our small intestine and from there they go into our blood and around the body. The unnecessary food goes into the large intestine and we eliminate it (going to the toilet!!).
VIDEO: THE DIGESTION