<Table> <Tr> <Th_colspan="2"> Umbilical Vein </Th> </Tr> <Tr> <Td_colspan="2"> Fetal circulation; the umbilical vein is the large, red vessel at the far left . </Td> </Tr> <Tr> <Td_colspan="2"> Human embryo . Brain and heart represented from right side . Digestive tube and yolk sac in median section . (Umbilical vein labeled at bottom left .) </Td> </Tr> <Tr> <Th_colspan="2"> Details </Th> </Tr> <Tr> <Th> Drains to </Th> <Td> Inferior vena cava </Td> </Tr> <Tr> <Th> Artery </Th> <Td> umbilical artery </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr> <Tr> <Th> Latin </Th> <Td> vena umbilicalis </Td> </Tr> <Tr> <Th> MeSH </Th> <Td> D014471 </Td> </Tr> <Tr> <Th> TA </Th> <Td> A12. 3.12. 010 </Td> </Tr> <Tr> <Th> FMA </Th> <Td> 70317 </Td> </Tr> <Tr> <Td_colspan="2"> Anatomical terminology (edit on Wikidata) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Umbilical Vein </Th> </Tr> <Tr> <Td_colspan="2"> Fetal circulation; the umbilical vein is the large, red vessel at the far left . </Td> </Tr> <Tr> <Td_colspan="2"> Human embryo . Brain and heart represented from right side . Digestive tube and yolk sac in median section . (Umbilical vein labeled at bottom left .) </Td> </Tr>

Where does the umbilical vein lead to in a fetal pig