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nounthe terminal section of the alimentary canal; from the sigmoid flexure to the anustype of:part of:
Definition that contains rectum
- colon the part of the large intestine between the cecum and the rectum; it extracts moisture from food residues before they are excreted
- rectal of or involving the rectum
- colonoscopy visual examination of the colon (with a colonoscope) from the cecum to the rectum; requires sedation
- proctologist a doctor specializing in diseases of the rectum and anus
- suppository a small plug of medication designed for insertion into the rectum or vagina where it melts
- proctoscope an endoscope for examining the rectum
- pinworm small threadlike worm infesting human intestines and rectum especially in children
- proctology the branch of medicine dealing with the diagnosis and treatment of disorders of the colon or rectum or anus
- barium enema enema in which a contrast medium (usually barium sulfate) is injected into the rectum and X-rays are taken to search for lesions
- vaginal artery a branch of the internal iliac that provides blood for the vagina and the base of the bladder and the rectum