F IG. 475– The liver and the veins in connection with it of a human embryo twenty-four or... F IG. 475– The liver and the veins in connection with it, of a human embryo, twenty-four or... The inferior vena cava returns deoxygenated blood back into the heart. The pericardium is... The inferior vena cava returns deoxygenated blood back into the heart. The pericardium is...
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