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 statue Colon statue Colon" statues, a term derived from the French statues colon" ("colon" is the French noun for a colonist), are a genre of wooden figurative sculpture within African art which originated during the colonial period. The statues commonly depict European colonial officials such as civil servants, doctors, soldiers or technicians or Europeanised middle-class Africans. They are often characterised by recurrent decorative motifs, such as pith helmets, suits, official uniforms or tobacco pipes, and are painted in bright or glossy colours with vegetable-based paints. As a genre, "colon" statues originated in West Africa, apparently among the Baoulé in Ivory Coast.