compressor urethra (muscle)

compressor urethra (muscle)

[TA] part of female external urethral sphincter arising from the ischiopubic rami, posterior to the plane of the urethra, passing anteriorly and medially to fuse with the contralateral muscle anterior to the urethra and blending with the other parts of the external urethral sphincter (sphincter urethrovaginalis inferiorly and sphincter urethrae superiorly).
See also: external urethral sphincter.
Synonym(s): compressor urethrae [TA], musculus compressor urethrae [TA]