musculus sphincter urethrae externus urethrae masculinae

musculus sphincter urethrae externus urethrae masculinae
[TA] external sphincter muscle of male urethra: origin, ramus of pubis; insertion, median raphe behind and in front of urethra; innervation, perineal; action, compresses the membranous part of the urethra. Called also striated sphincter, external sphincter of male urethra, external urethral sphincter of male urethra, and m. sphincter urethrae membranaceae.

Medical dictionary. 2011.

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Look at other dictionaries:

  • musculus sphincter urethrae membranaceae — m. sphincter urethrae externus urethrae masculinae …   Medical dictionary

  • musculus sphincter urethrae — 1. m. sphincter urethrae externus urethrae femininae. 2. m. sphincter urethrae externus urethrae masculinae …   Medical dictionary

  • sphincter urethrae — sphincter ure·thrae yu̇ rē thrē n a muscle composed of fibers that arise from the inferior ramus of the ischium and that interdigitate with those from the opposite side of the body to form in the male a narrow ring of muscle around the urethra… …   Medical dictionary

  • sphincter muscle of urethra — sphincter urethrae muscle see musculus sphincter urethrae externus urethrae femininae and musculus sphincter urethrae externus urethrae masculinae …   Medical dictionary

  • sphincter muscle of male urethra external — sphincter muscle of membranous urethra musculus sphincter urethrae externus urethrae masculinae …   Medical dictionary

  • external sphincter of male urethra — musculus sphincter urethrae externus urethrae masculinae …   Medical dictionary

  • urethral sphincter of male urethra external — musculus sphincter urethrae externus urethrae masculinae …   Medical dictionary

  • sphincter — A muscle that encircles a duct, tube, or orifice in such a way that its contraction constricts the lumen or orifice. SYN: musculus s. [TA], s. muscle [TA]. [G. sphinkter, a band or lace] s. of ampulla s. of hepatopancreatic ampulla. anatomic s.… …   Medical dictionary

  • musculus — SYN: muscle.For histologic description, see muscle. [L. a little mouse, a muscle, fr. mus (mur ), a mouse] musculi abdominis SYN: muscles of abdomen, under muscle. m. abductor [TA] SYN: abductor (muscle). m. abductor …   Medical dictionary

  • striated sphincter — 1. musculus sphincter urethrae externus urethrae femininae. 2. musculus sphincter urethrae externus urethrae masculinae …   Medical dictionary

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