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external urethral sphincter


Definition: muscle that constricts membranous urethra to retain urine in bladder; nerve supply, pudendal.

Synonym(s): sphincter urethrae externusTA, Guthrie muscle, musculus constrictor urethrae, musculus sphincter urethrae externus, sphincter muscle of urethra, Wilson muscle1

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.