Descending Colon The descending colon, similar to the ascending colon, is also retroperitoneal; it is covered along its anterior and lateral surfaces by peritoneum. It measures approximately 22 to 30 cm in length and is located within the anterior left pararenal space. The descending colon is pre...
2. (Anatomy) anatomy a system of organs, glands, or other tissues that has a particular function: the digestive tract. 3. (Anatomy) a bundle of nerve fibres having the same function, origin, and termination: the optic tract. 4. archaic an extended period of time [C15: from Latin tr...
Inhuman digestive system: Anatomy The descending colon passes down and in front of the left kidney and the left side of the posterior abdominal wall to the iliac crest (the upper border of the hipbone). The descending colon is more likely than the ascending colon to be surrounded by peritone...