Medical Definition of Sphincter oculi

1. Consists of three portions: orbital part, or external portion, which arises from frontal process of maxilla and nasal process of frontal bone, encircles aperture of orbit, and is inserted near origin; palpebral part, or internal portion, which arises from medial palpebral ligament, passes through each eyelid, and is inserted into lateral palpebral raphe; lacrimal part (tensor tarsi muscle, Duverney's or Horner's muscle) arises from posterior lacrimal crest and passes across lacrimal sac to join palpebral portion; action, closes eye, wrinkles forehead vertically; nerve supply, facial. Synonym: musculus orbicularis oculi, musculus orbicularis palpebrarum, orbicular muscle of eye, sphincter oculi. (05 Mar 2000)

Lexicographical Neighbors of Sphincter Oculi

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 oculi (current term)
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 pupillae

Other Resources:

Search for Sphincter oculi on Dictionary.com!Search for Sphincter oculi on Thesaurus.com!Search for Sphincter oculi on Google!Search for Sphincter oculi on Wikipedia!

Search