Medical Definition of Sphincter muscle of urinary bladder

1. The complete collar of smooth muscle cells of the neck of the urinary bladder which extend distally to surround the preprostatic sportion of the male urethra. There is not a comparable structure in the neck of the femoral bladder; the internal urethral sphincter may exist to prevent reflux of semen into bladder. Synonym: annulus urethralis, internal urethral sphincter, musculus sphincter vesicae, preprostate urethral sphincter, proximal urethral sphincter, sphincter muscle of urinary bladder. (05 Mar 2000)

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Lexicographical Neighbors of Sphincter Muscle Of Urinary Bladder

sphexishness
sphincter
sphincter-puppet
sphincter angularis
sphincter ani
sphincter ani tertius
sphincter antri
sphincter constrictor cardiae
sphincter intermedius
sphincter muscle
sphincter muscle of common bile duct
sphincter muscle of pancreatic duct
sphincter muscle of pupil
sphincter muscle of pylorus
sphincter muscle of urethra
sphincter muscle of urinary bladder (current term)
sphincter oculi
sphincter of Oddi
sphincter of Oddi dysfunction
sphincter of antrum
sphincter of common bile duct
sphincter of gastric antrum
sphincter of hepatic flexure of colon
sphincter of hepatopancreatic ampulla
sphincter of pancreatic duct
sphincter of the pharyngeal isthmus
sphincter of third portion of duodenum
sphincter oris
sphincter pupillae
sphincter urethrae

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