the small intestine (see intestine). s.-b. enema ( enteroclysis) a technique for examining the jejunum and ileum in which barium sulphate is injected through a tube passing through the mouth into the small bowel and then a series of radiographs is taken. s.-b. meal ( barium follow-through) a technique for examining the small bowel in which the patient swallows dilute barium sulphate suspension and then a series of radiographs is taken.
Subjects: Medicine and Health.