NCIt related terms : GASTROINTESTINAL TRACT, LOWER;
NCIt definition : The lower part of the gastrointestinal tract that includes the jejunum and ileum of
the small intestine and the large intestine.;
Alternative definition : CDISC: The lower part of the gastrointestinal tract that includes the jejunum and
ileum of the small intestine and the large intestine. (NCI);