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Which of the following are advantages of using the recumbent position for radiographs of the esophagus? varices are better filled it is easier for the patient to swallow the barium in comparison to the upright position more complete contrast filling, especially in the proximal part of the esophagus less radiographic contrast is needed

Where is the IR centered for delayed radiographs of the small intestine?

For the single-contrast UGI examination with the patient recumbent, which projection produces the best image of a barium-filled pyloric canal and duodenal bulb?

How long does it take barium to go through the alimentary canal and reach the rectum?

The main parts of the large intestine include which of the following?

At which level is the IR centered for a PA projection of the stomach and duodenum when the patient is prone?

Which of the following are essential projections for examinations of the small intestine? AP PA lateral

The normally indenting structures of the esophagus include which of the following?  (Choose 3 responses)

Match each identified structure with the correponding letter.  Each response will only be used once. 17-4 A labeled.jpg

Which projection of the colon will best demonstrate the medial aspect of the ascending colon and the lateral aspect of the descending colon when the colon is inflated with air?