Abdominal x-ray as a scout film for other procedures such as barium enemas. An upper gastrointestinal series is where a contrast medium, usually a radiocontrast agent such as barium sulfate barium salt mixed with water, is ingested or instilled into the gastrointestinal tract, and X-rays are used to create radiographs of the regions of interest. The barium enhances the visibility of the relevant parts of the gastrointestinal tract by coating the inside wall of the tract and appearing white on the film. A lower gastrointestinal series is where radiographs are taken while barium sulfate, a radiocontrast agent, fills the colon via an
Colon (rhetoric) books of the Prophets, he arranged the text colometrically. The colometric system was used in bilingual codices of New Testament, such as Codex Bezae and Codex Claromontanus. Some Greek and Latin manuscripts also used this system, including Codex Coislinianus and Codex Amiatinus. Colon (rhetoric) A colon (from Greek: , "pl." , "cola") is a rhetorical figure consisting of a clause which is grammatically, but not logically, complete. In Latin, it is called a "membrum" or "membrum orationis". Sentences consisting of two cola are called "dicola"; those with three are "tricola". The corresponding adjectives are "dicolic" and "tricolic"; "colic" is not