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Urinary Bladder - Anatomy & Physiology (view source)
Revision as of 09:58, 22 August 2008
, 09:58, 22 August 2008→Anatomy
** Intermediate body
** Intermediate body
** Caudal neck
** Caudal neck
* Its wall comprises a muscle layer covered in an epithelial layer.
* Its wall comprises a muscle layer covered in a transitional epithelial layer.
* Its size and posistion are determined by how full it is.
* Its size and posistion are determined by how full it is.
** When empty the bladder wall is wrinkled and thicker
** When empty the bladder wall is wrinkled and thicker
*** It rests on the pubic bones
*** It is entirely in the pelvis of the large species but partly enters the abdomen of the carnivores
*** It is largely retroperiotneal in the larger species
** When full and distended the folds dissapear and the wall appears thinner
** When full and distended the folds dissapear and the wall appears thinner
*** It then becomes intraperitioneal in the larger species
* The paired uteric folds are visible even when the bladder is full.
* The paired uteric folds are visible even when the bladder is full.
** They extend from the ureteral opening to the neck of the bladder
** They extend from the ureteral opening to the neck of the bladder