Ligamentum teres is:

After bih, the left umbilical vein are obliterated and forms the ligamentum teres hepatisLigamentum teresIt is the obliterated fibrous remnant of the left umbilical vein of the fetus.It originates at the umbilicus.It passes superiorly in the free margin of the falciform ligament.From the inferior margin of the liver, it may join the left branch of the poal vein or it may be in continuity with the ligamentum venosumOther fetal remnantsUmbilical aeries forms medial umbilical ligamentDuctus venosus forms ligamnetum venosusmDuctus aeriosus forms ligamnetum aeriosum