<prompt> Proximal umbilical artery forms:Superior vesical arteryMedian umbilical foldLateral umbilical foldLigamentum teres  <response>: Ans. A Superior vesical arteryRef: Netters Atlas of Human Embryology, 2012 ed. pg. 86Structure nameDerivativeObliterated umbilical arteryMedial umbilical ligamentProximal part of umbilical arterySuperior vesical arteryInferior epigastric arteryLateral umbilical foldLeft umbilical veinLigamentum teresRight umbilical veinDisappearsDuctus venosusLigamentum venosumUrachusMedian umbilical ligamentVitello-intestinal duct Meckels diverticulum 