click below
click below
Normal Size Small Size show me how
Bonewit chapter 13
Colon Procedures & Male Reproductive Health
Question | Answer |
---|---|
Biopsy | the surgical removal and examination of tissue from the living body. biopsies generally are performed to determine whether a tumor is benign or malignant. |
Colonoscopy | the visualization of the entire colon using a colonscope. |
Endoscpoe | an instrument that consists of a tube and an optical system that is used for direct visual inspection of organs or cavities |
Insufflate | to blow a powder, vapor, or gas into a body cavity |
Melena | the darkening of the stool caused by the presence of blood in an amount of 50 ml or greater |
Occult blood | blood in such a small amount that it is not detectable by the unaided eye |
Peroxidase | a substance that is able to transfer oxygen from hydrogen peroxide to oxidize guaiac, causing the guaiac to turn blue |
Sigmoidoscope | an endoscope that is specially designed for passage through the anus to permit visualization of the rectum and sigmoid colon |
Sigmoidoscopy | the visual examination of the rectum and sigmoid colon using a sigmoidoscope |