<Tr> <Th> Vein </Th> <Td> Umbilical vein </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr> <Tr> <Th> Latin </Th> <Td> Umbilicus </Td> </Tr> <Tr> <Th> MeSH </Th> <Td> D014472 </Td> </Tr>

A person's belly button is in which region of the abdomen