musculus sphincter urethrae

noun
a striated sphincter muscle that constricts the urethra
Syn: ↑urethral sphincter
Part Holonyms: ↑urethra

Useful english dictionary. 2012.

Look at other dictionaries:

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

  • Musculus sphincter urethrae membranaceae — Musculus urethralis Ursprung seitlich an der Vagina bzw. an der Harnröhre Ansatz Harnröhre Funktion Sphinkter der Harnröhre, Spermatransport bei der …   Deutsch Wikipedia

  • 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 …   Medical dictionary

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

  • musculus sphincter urethrae externus urethrae femininae — [TA] external sphincter muscle of female urethra: origin, ramus of pubis; insertion, median raphe behind and in front of urethra; innervation, perineal; action, compresses the central part of the urethra. Called also striated sphincter, external… …   Medical dictionary

  • musculus sphincter urethrae internus — [TA] internal sphincter muscle of urethra: a circular layer of smooth muscle fibers surrounding the internal urethral orifice in males, innervated by the vesical nerve, and acting to close the internal orifice of the urethra. No such structure… …   Medical dictionary

  • musculus compressor urethrae — [TA] compressor muscle of urethra (occurs only in females): origin, ischiopubic ramus on each side; insertion, blends with its partner on the other side anterior to the urethra below the external urethral sphincter; innervation, perineal branches …   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

  • Musculus sphincter vesicae — Ursprung umgibt den Blasenausgang (Ostium urethrae internum) Ansatz umgibt den Blasenausgang (Ostium urethrae internum) Funktion Aufrechterhaltung der Kontinenz …   Deutsch Wikipedia

  • musculus sphincter supracollicularis — TA alternative for m. sphincter urethrae internus …   Medical dictionary

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