How does digested food finally reach the bloodstream?
A. It passes through the gullet int...
How does digested food finally reach the bloodstream?
A. It passes through the gullet into the blood.
B. It is absorbed into the blood through blood vessels.
C. It is absorbed into the blood through the walls of the lungs.
D. It passes from the small intestine into the large intestine, then into the blood.
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