. What are the functions of circulatory system ?


Best Answer

1)The circulatory system transports food, oxygen and other substances to the various parts of the body.

2)Food is digested in the alimentary canal.

3)The digested food enters into the blood through the inner walls of the alimentary canal.

4)Blood distributes this digested food to the various parts of the body.

5)Lungs take in air and oxygen. The air enters into the blood through the wall of the lungs.

6)The red blood corpuscles of the blood carry this oxygen and distribute it to various parts of the body.

          7)     The body gets energy by the oxidation of digested food.

 

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