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chapter 13
colon procedures and male reproductive health
Question | Answer |
---|---|
The surgical removal and examination of tissue from the living body. Biopsies generally are performed to determine whether a tumor is benign or malignant. | biopsy |
The visualization of the entire colon using a colonscope. | colonscopy |
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 quaiac 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 |