As our cells produce carbon dioxide, it diffuses into the blood, where it is transported to the lungs for expiration. Some of the carbon dioxide is transported dissolved in the plasma. ... As blood flows through the lungs, bicarbonate enters the red blood cell, where it is converted into carbon dioxide.
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As our cells produce carbon dioxide, it diffuses into the blood, where it is transported to the lungs for expiration. Some of the carbon dioxide is transported dissolved in the plasma. ... As blood flows through the lungs, bicarbonate enters the red blood cell, where it is converted into carbon dioxide.