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Bonewit Ch.13
Bonewit Ch.13 (Kayla Sharp)
Term | Definition |
---|---|
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 rectum and the entire colon using a colonoscope. |
colonoscope | An endoscope that is specially designed for passage through the anus to permit visualization o the rectum and the entire length of the colon. |
endoscope | An instrument that consist 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 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. |