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Large Intestine - Anatomy & Physiology (view source)
Revision as of 18:26, 12 July 2008
, 18:26, 12 July 2008→Histology
==Histology==
==Histology==
*The muscosa of the large intestine is smooth; there are '''no villi'''.
*The muscosa of the large intestine is smooth; there are '''no villi'''.
*The number of goblet cells in the mucosa increases compared to the small intestine.
**Mucus is very important for lubrication of the ingesta as it passes through the intestine, particularly as more water is absorbed from the lumen making it drier.
*There are numerous scattered lymph nodules.
*There are numerous scattered lymph nodules.
**The number of lymph nodules increases compared to the small intestine.
*'''Taenia''' may be present.
*'''Taenia''' may be present.
**These are concentrations of the longitudinal muscle layer into long bands.
**These are concentrations of the longitudinal muscle layer into long bands.