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chapter 13
colon procedures and male reprouctive health
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 entire colon using a colon using a colonscope. |
Endoscope | 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. |
Melenda | 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. |
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. |