Answers

2015-06-09T20:18:49+08:00
The right side of the heart receives blood from the body and pumps it to the lungs. The left side of the heart does the exact opposite: It receives blood from the lungs and pumps it out to the body. And this is how gas exchange occurs.
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2015-06-09T22:30:44+08:00
Heart is responsable of the pumping of blood and lungs for changing carbon dioxide to oxygen 
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