sphincter pupillae muscle


sphincter pupillae muscle
мышца-сфинктер зрачка

Англо-русский офтальмологический словарь. 2010.

Смотреть что такое "sphincter pupillae muscle" в других словарях:

  • sphincter pupillae — sphincter pu·pil·lae pyü pil ē n a broad flat band of smooth muscle in the iris that surrounds the pupil of the eye * * * musculus sphincter pupillae …   Medical dictionary

  • sphincter pupillae — pyüˈpi(ˌ)lē, püˈpiˌlī noun Etymology: New Latin, pupilar sphincter : a broad flat band of smooth muscle in the iris and surrounding the pupil of the eye …   Useful english dictionary

  • musculus sphincter pupillae — noun a ring of smooth muscle surrounding the iris • Syn: ↑pupillary sphincter • Hypernyms: ↑sphincter, ↑anatomical sphincter, ↑sphincter muscle • Part Holonyms: ↑eye, ↑oculus …   Useful english dictionary

  • musculus sphincter pupillae — [TA] sphincter muscle of pupil: circular fibers of the iris, innervated by the ciliary nerves (parasympathetic), and acting to contract the pupil …   Medical dictionary

  • Muscle — is the tissue of the body which primarily functions as a source of power. There are three types of muscle in the body. Muscle which is responsible for moving extremities and external areas of the body is called "skeletal muscle." Heart… …   Medical dictionary

  • Sphincter — A sphincter is an anatomical structure, or a circular muscle, that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiological functioning. Sphincters are found in many animals; there …   Wikipedia

  • sphincter muscle — noun a ring of muscle that contracts to close an opening • Syn: ↑sphincter, ↑anatomical sphincter • Hypernyms: ↑muscle, ↑musculus • Hyponyms: ↑physiological sphincter, ↑ …   Useful english dictionary

  • sphincter muscle — ▪ anatomy  any of the ringlike muscles surrounding and able to contract or close a bodily passage or opening. One of the most important human sphincter muscles is the sphincter pylori, a thickening of the middle layer of stomach muscle around the …   Universalium

  • sphincter muscle of pupil — musculus sphincter pupillae …   Medical dictionary

  • sphincter — A muscle that encircles a duct, tube, or orifice in such a way that its contraction constricts the lumen or orifice. SYN: musculus s. [TA], s. muscle [TA]. [G. sphinkter, a band or lace] s. of ampulla s. of hepatopancreatic ampulla. anatomic s.… …   Medical dictionary

  • Iris sphincter muscle — Iris, front view. (Muscle visible but not labeled.) …   Wikipedia


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