optic disk


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Related to optic disk: optic cup, fovea

optic disk

n. Anatomy
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.optic disk - the point where the optic nerve enters the retinaoptic disk - the point where the optic nerve enters the retina; not sensitive to light
retina - the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
point - the precise location of something; a spatially limited location; "she walked to a point where she could survey the whole street"
References in periodicals archive ?
This article is in 5 sections as follow: in section 2 localizing optic disk and regulated retinal image to reference position.
Objectively on a opthalmologic examination, this destruction is seen as a shrinking of the optic disk.
Blood vessels and nerve bundles gather together and exit the eye at the optic disk.