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2016-07-08T08:38:05+08:00

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Thelungs, as you enhale oxygen goes through your body then
the herat pumps the oxygen to go throgh your blood
providing your body oxygen
yhen secreting the carbon dioxide out of your nostrils
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2016-07-08T14:47:06+08:00
The lungs receives the oxygen gas and a nerve will transport the oxygen to the heart. The heart will pumps the oxygen throughout the body with blood.
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