The intestines run from the end of the stomach to the anus. Their primary function ... The small intestine is made up of three parts—the duodenum (first part), the jejunum (middle part), and ...

Pancreas marks duodenum. Jejunum, ileum: attaches to large intestine and colon at a T junction with caecum or appendix. Ascending - transverse - descending colon. Rectum exits body. Four functions of ...