Ligamentum teres is formed from which of the following embryologic structure?: (A) Umbilical aery, (B) Umbilical vein, (C) Urachus, (D) Persistent vitellointestinal duct
Answer is B. Ligamentum teres of the liver is a remnant of left umbilical vein. Medial umbilical ligaments is a remnant of Umbilical aeries. Ligamentum venosum is a remnant of ductus venosus. Ligamentum aeriosum is a remnant of ductus aeriosus. Ref: Human Embryology 6th Ed Page 259.