Vitelline veins
The liver and veins of a human embryo, 24 or 25 days old, as seen from the ventral surface. (The vitelline veins are visible at the center bottom.)
This is a drawing of the liver and veins of a human embryo, 24 or 25 days old, as seen from the ventral surface. The drawing shows the vitelline veins surrounding the stomach and the connection points of the vitelline veins to the left and right umbilical veins.
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