The correct order for the list of structures of the large intestine, starting at the cecum and ending at the rectum is; b, d, c, a, f, e; that is; Ascending colon, then right colic flexure, then, Transverse colon, then Left colic flexure, then the Descending colon and lastly the Sigmoid colon. The large intestines is a part of the gastrointestinal tract that is tasked with absorption of water, and ions and nutrients released by gut bacteria normally dissolved in water and used for the body metabolism.