<prompt> Which of the following is a retroperitoneal structure-IleumJejunumUreterAppendix  <response>: Ans. is c i.e., UreterRelation to peritoneumOrganso Intraperitoneali Complete intraperitonealii Partially coveredStomach, jejunum, ileum, caceum, appendixAscending colon, descending colon, rectumo RetroperitonealDuodenum, pancreas, kidney, ureter, suprarenal glando SubperitonealUrinary bladder, prostate, seminal vesicle, cervix, vagina 