Author, Donkey, Bureaucrats, Administrators
53,803
edits
Changes
Rectum - Anatomy & Physiology (view source)
Revision as of 18:06, 10 December 2010
, 18:06, 10 December 2010no edit summary
Equine species appear to lack the ability to control the external anal sphincter.
Equine species appear to lack the ability to control the external anal sphincter.
==Histology==
*Epithelium is columnar.
*Goblet cells are present in the mucosa.
===Recto-Anal Junction===
[[Image:Recto-Anal Junction.jpg|thumb|right|150px|Recto-Anal Junction © RVC 2008]]
*Termination of the lamina muscularis and longitudinal layer of the tunica muscularis.
*The circular layer of the tunica muscularis forms the internal anal sphincter.
*The external anal sphincter is formed from skeletal muscle.
*Epithelium changes from columnar to stratified squamous non-keratinised.
==Links==
==Links==