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  2. Urethral sphincters - Wikipedia

    en.wikipedia.org/wiki/Urethral_sphincters

    The female or male external sphincter muscle of urethra (sphincter urethrae): located in the deep perineal pouch, at the bladder's distal inferior end in females, and inferior to the prostate (at the level of the membranous urethra) in males. It is a secondary sphincter to control the flow of urine through the urethra.

  3. External sphincter muscle of female urethra - Wikipedia

    en.wikipedia.org/wiki/External_sphincter_muscle...

    The external sphincter muscle prevents urine leakage as the muscle is tonically contracted via somatic fibers that originate in Onuf's nucleus and pass through sacral spinal nerves S2-S4 then the pudendal nerve to synapse on the muscle. [7] [10] Voiding urine begins with voluntary relaxation of the external urethral sphincter.

  4. External sphincter muscle of urethra - Wikipedia

    en.wikipedia.org/wiki/External_sphincter_muscle...

    external sphincter muscle of female urethra This page was last edited on 28 December 2019, at 11:22 (UTC). Text is available under the Creative Commons Attribution ...

  5. Deep perineal pouch - Wikipedia

    en.wikipedia.org/wiki/Deep_perineal_pouch

    External sphincter muscle of female urethra; Compressor urethrae muscle in the female is sometimes included [3] Urethrovaginal sphincter in the female is sometimes included [3] other Membranous urethra in the male; proximal portion of urethra in the female; Bulbourethral gland (males). The Bartholin gland, the female counterpart, is in the ...

  6. Urethra - Wikipedia

    en.wikipedia.org/wiki/Urethra

    The external urethral sphincter is a striated muscle that ... the female urethra is surrounded by the urethral sphincter. The urethra in female placental mammals is ...

  7. Pudendal nerve - Wikipedia

    en.wikipedia.org/wiki/Pudendal_nerve

    The pudendal nerve is the main nerve of the perineum. [1]: 274 It is a mixed (motor and sensory) nerve and also conveys sympathetic autonomic fibers.It carries sensation from the external genitalia of both sexes and the skin around the anus and perineum, as well as the motor supply to various pelvic muscles, including the male or female external urethral sphincter and the external anal sphincter.

  8. External sphincter muscle - Wikipedia

    en.wikipedia.org/wiki/External_sphincter_muscle

    External sphincter muscle of female urethra; External sphincter muscle of male urethra This page was last edited on 11 February 2016, at 15:15 (UTC). Text is ...

  9. External sphincter muscle of male urethra - Wikipedia

    en.wikipedia.org/wiki/External_sphincter_muscle...

    The muscle helps maintain continence of urine along with the internal urethral sphincter which is under control of the autonomic nervous system.The external sphincter muscle prevents urine leakage as the muscle is tonically contracted via somatic fibers that originate in Onuf's nucleus and pass through sacral spinal nerves S2-S4 then the pudendal nerve to synapse on the muscle.

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