Wilson muscle

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Wil·son mus·cle

2. certain fibers of the levator ani.
Farlex Partner Medical Dictionary © Farlex 2012

ex·ter·nal u·re·thral sphinc·ter mus·cle

(eks-tĕr'năl yūr-ē'thrăl sfingk'tĕr mŭs'ĕl)
Action, constricts membranous urethra to retain urine in bladder; nerve supply, pudendal.
Synonym(s): Guthrie muscle, musculus constrictor urethrae, musculus sphincter urethrae externus, sphincter muscle of urethra, sphincter urethrae externus, Wilson muscle.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


James, English anatomist, physiologist, and surgeon, 1765-1821.
Wilson muscle - (1) certain fibers of the levator ani; - (2) Synonym(s): sphincter urethrae
Medical Eponyms © Farlex 2012