Definition of Musculus sphincter pupillae

1. Noun. A ring of smooth muscle surrounding the iris.

Exact synonyms: Pupillary Sphincter
Group relationships: Eye, Oculus, Optic
Generic synonyms: Anatomical Sphincter, Sphincter, Sphincter Muscle

Medical Definition of Musculus sphincter pupillae

1. A ring of smooth muscle fibres surrounding the pupillary border of the iris. Synonym: musculus sphincter pupillae, sphincter muscle of pupil. (05 Mar 2000)

Lexicographical Neighbors of Musculus Sphincter Pupillae

musculus serratus magnus
musculus serratus posterior
musculus serratus posterior inferior
musculus serratus posterior superior
musculus skeleti
musculus soleus
musculus sphenosalpingostaphylinus
musculus sphincter
musculus sphincter ampullae hepatopancreaticae
musculus sphincter ani
musculus sphincter ani externus
musculus sphincter ani internus
musculus sphincter ductus choledochi
musculus sphincter ductus pancreatici
musculus sphincter pupillae (current term)
musculus sphincter pylori
musculus spinalis
musculus spinalis capitis
musculus spinalis cervicis
musculus spinalis colli
musculus spinalis dorsi
musculus spinalis thoracis
musculus splenius capitis
musculus splenius cervicis
musculus splenius colli

Literary usage of Musculus sphincter pupillae

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Diseases of Children: A Work for the Practising Physician by Meinhard von Pfaundler, Arthur Schlossmann (1908)
"A. SPASTIC: Spasm of the musculus sphincter pu- B. PARALYTIC: Paralysis of the musculus sphincter pupillae (oculomotor nerve). ..."

2. Journal of Nervous and Mental Disease by American Neurological Association, Philadelphia Neurological Society, Chicago Neurological Society, New York Neurological Association, Boston Society of Psychiatry and Neurology (1920)
"Disturbances in the musculus sphincter pupillae and in the ciliary nerve terminations innervating this muscle, must also be excluded because of the prompt ..."

3. Sitzungsberichte der kaiserlichen Akademie der Wissenschaften. Mathematisch by Kaiserl. Akademie der Wissenschaften in Wien Mathematisch-Naturwissenschaftliche Klasse (1906)
"... wie Szili sich ausdrückt, in den musculus sphincter pupillae über. An sein Ende schließt unmittelbar eine einfache Lage pigmentierter Epithelzellen an, ..."

4. Sitzungsberichte der kaiserlichen Akademie der Wissenschaften. Mathematisch by Akademie der Wissenschaften in Wien (1906)
"... wie Szili sich ausdrückt, in den musculus sphincter pupillae über. An sein Ende schließt unmittelbar eine einfache Lage pigmentierter Epithelzellen an, ..."

Other Resources:

Search for Musculus sphincter pupillae on Dictionary.com!Search for Musculus sphincter pupillae on Thesaurus.com!Search for Musculus sphincter pupillae on Google!Search for Musculus sphincter pupillae on Wikipedia!