Medical Definition of Orbicular muscle of eye

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 Orbicular Muscle Of Eye

oratrix
oratrixes
orb
orb web
orbation
orbed
orbicle
orbicles
orbicula
orbiculae
orbicular
orbicular bone
orbicular ligament
orbicular ligament of radius
orbicular muscle
orbicular muscle of eye (current term)
orbicular process
orbicular zone
orbiculare
orbicularis
orbicularis muscle
orbicularis oculi
orbicularis oculi muscle
orbicularis oculi reflex
orbicularis phenomenon
orbicularis pupillary reflex
orbicularity
orbicularly

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