A Histology Tour of the GI Tract- The Ileum


This post contains many high yield images that help to identify some of the identifying features of the ileum, the third portion of the small intestines. If you haven't already, be sure to read A Histology Tour of the GI Tract- Small Intestines Overview before continuing...


Functions of the Ileum

  • Villi have absorptive function

  • Microvilli increase the surface area of absorption

  • Muscularis externa helps in churning food particles i.e peristalsis