All are true about peritoneal folds except
Urachus fistula is a remnant of allantoic diveiculum. It is a diveiculum of hind gut and connects umbilicus to urinary bladder. The lumen of allantoic duct-is obliterated at the time of bih. Median Umblical Ligament is the remanant of urachus. It covers allantois. Urine keeps on dribbling in urachal fistula Figure showing Urachal fistula
Median umbilical fold is obliterated to become urachus in adults
Medial umbilical fold is peritoneal fold on medial umbilical ligament
Medial umbilical fold covers allantois
Lateral umbilical fold produced by inferior epigastric vessels
Umblicial cord and diaphragm