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Chapter 13
colon procedures and male reproduction
| Question | Answer |
|---|---|
| The surgical removal and examination of tissue from the living body. Biopsies are generally performed to determine whether a tumor is benign or malignant. | Biopsy |
| The visualization of the entire colon using a colonoscope. | Colonoscopy |
| An instrument that consists of a tube and an optical system that is used for direct visual inspection of organs or cavities. | Endoscope |
| To blow a powder, vapor, or gas (e.g., air) into a body cavity. | Insufflate |
| The darkening of the stool caused by the presence of blood in an amount of 50 ml or greater. | Melena |
| Blood in such a small amount that it is not detectable by the unaided eye. | Occult blood |
| (as it pertains to the guaiac slide test) A substance that is able to transfer oxygen from hydrogen peroxide to oxidize guaiac, causing the guaiac to turn blue. | Peroxidase |
| An endoscope that is specially designed for passage through the anus to permit visualization of the rectum and sigmoid colon. | Sigmoidoscope |
| The visual examination of the rectum and sigmoid colon using a sigmoidoscope. | Sigmoidoscopy |