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Why is Oxygenated and Deoxygenated blood separated?
Blood contains a pigment called hemoglobin that carries oxygen to the tissues in the body. Oxygen is added to hemoglobin in the lungs and carried throughout the body through blood vessels called...
The tissues absorb the oxygen that your red blood cells carry through diffusion through the capillary membranes. When the oxygen is gone, the blood is considered "deoxygenated."
blood in veins is deoxygenated as its being taken back to the heart. blood in arteries are oxygenated as it is being taken around the body to take oxygen to the cells.
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