The colon or the large intestine extends from the cecum to the rectum. Colons main function is to extract water from feces. Colon, also called large bowel, measures 1.5 meters in length. There are various diseases of the colons like colitis, colon cancer, constipation, polyposis, pseudomembranous colitis, ulcerative colitis, diverticulosis, diarrhea, and chronic functional abdominal pain.
The colon consists of various parts. The cecum is found in mammals, birds, and certain reptiles. The appendix is a part of the cecum. The ascending colon is from the cecum to the hepatic flexure and is present on the right side of the abdomen. The transverse mobile colon is attached to the stomach with the help of a wide band of tissue called mesocolon. A descending colon is the part between the splenic flexure to the beginning of the sigmoid colon. The sigmoid colon is between the descending colon and the rectum. The rectum is the last part of the colon.
The colon cancer is the third most common form of cancer and the second most deadly one in the western world. Change in bowel movements like constipation or diarrhea, lower abdominal chronic pain, and blood mixed in feces are...