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blood-oxygen-heart-lungs

by | Nov 20, 2016 | 0 comments

Just two small organs, the heart and lungs. 3 billion heart beats and 16 million liters of pure oxygen perfectly coordinated to keep the body performing for 80 years.

Just two small organs, the heart and lungs. 3 billion heart beats and 16 million liters of pure oxygen perfectly coordinated to keep the body performing for 80 years.

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