Dictionary > Ileum

Ileum

Definition
noun, plural: ilea
The terminal (or distal) portion of the small intestine, characterized by narrower diameter, numerous Peyer’s patches, fewer circular folds, and smaller, rounder villi on the surface for adsorption of enzymes and absorption of digestive products
Supplement
In humans, the small intestine is comprised of three sections:

Word origin: Latin Ä«leum (groin, flank)
See also:

Related term(s):

  • ileostomy
  • ileac
  • ileus
  • ileitis


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