For the leaf shape, see Cordate. Chordates (/ËkÉrdeÉªts/) are animals possessing a notochord, a hollow dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail for at least some period of their life cycles.or the leaf shape, see Cordate. Chordates (/ËkÉrdeÉªts/) are animals possessing a notochord, a hollow dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail for at least some period of their life cycles.
A UCLA Health answered. Colon cancer can cause a person to feel tired or weak, lose weight, and have general discomfort in their digestive system and bowel movements. In the later stages of colon cancer, the cancer can spread beyond the rectum into other parts of the body. In stage III colon cancer, the lymph nodes that reside nearby are infected. In the final stage of colon cancer, stage IV, the cancer has spread to other organs, such as the liver or lungs.
American Joint Committee on Cancer â¢ 2006 111 Metastatic Sites. Although carcinomas of the colon and rectum can metastasize to almost any organ, the liver and lungs are the most common sites.Seeding of other segments of the colon, small intestine, or peritoneum can alsooccur.his occurs roughly 12â15cm from thedentate line.Approximately 12cm in length, the rectum extends proximally from thefusion of the tenia to the puborectalis ring distally.