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Rectum - Anatomy & Physiology (view source)
Revision as of 13:33, 16 July 2008
, 13:33, 16 July 2008→Species Differences
===Carnivore===
===Carnivore===
*Control over the external anal sphincter is learned early in life.
*Control over the external anal sphincter is learned early in life.
*Defeaction reflex increased by contraction of the abdominal muscles and closure of the vocal cords to increase the pressure in the abdominal cavity.
===Ruminant===
===Ruminant===