sphincter pupillae
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Related to sphincter pupillae: Dilator pupillae
sphinc·ter pu·pil·'lae
[TA]a ring of smooth muscle fibers surrounding the pupillary border of the iris.
Synonym(s): musculus sphincter pupillae [TA], sphincter muscle of pupil
Farlex Partner Medical Dictionary © Farlex 2012
sphinc·ter pu·pil·lae
(sfingk'tĕr pyū-pil'ē) [TA]A ring of smooth muscle fibers surrounding the pupillary border of the iris.
Synonym(s): musculus sphincter pupillae [TA] , sphincter muscle of pupil.
Synonym(s): musculus sphincter pupillae [TA] , sphincter muscle of pupil.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012