Medical Definition of External sheath of optic nerve

1. The outer sheath around the optic nerve, continuous with the dura mater. Synonym: vagina externa nervi optici, dural sheath of optic nerve. (05 Mar 2000)

Lexicographical Neighbors of External Sheath Of Optic Nerve

external pin fixation
external pterygoid muscle
external pyocephalus
external radiation
external radiation therapy
external respiration
external respiratory nerve of Bell
external risk
external risks
external salivary gland
external saphenous nerve
external secretion
external semilunar fibrocartilage
external sphincter muscle of anus
external sphincterotomy
external spiral sulcus
external squint
external stimuli
external stimulus
external storage
external strabismus
external surface
external surface of frontal bone
external surface of parietal bone

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