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Urethra - Anatomy & Physiology (view source)
Revision as of 20:51, 22 September 2008
, 20:51, 22 September 2008no edit summary
The '''urethralis''' muscle runs the entire length of the urethra and forms the external urethral sphincter.
The '''urethralis''' muscle runs the entire length of the urethra and forms the external urethral sphincter.
Unlike the [[Bladder - Anatomy & Physiology#Internal Urethral Sphincter|internal sphincter]] the external sphincter is composed of striated muscle fibres which are under the voluntary control of the somatic nervous system.
Unlike the [[Urinary Bladder - Anatomy & Physiology#Internal Urethral Sphincter|internal sphincter]] the external sphincter is composed of striated muscle fibres which are under the voluntary control of the somatic nervous system.
=====Somatic Motor Supply - External Urethral Sphincter=====
=====Somatic Motor Supply - External Urethral Sphincter=====