| 释义 |
optic disc
optic disc n (Anatomy) a small oval-shaped area on the retina marking the site of entrance into the eyeball of the optic nerve. See blind spot1 Thesaurus| Noun | 1. |  optic disc - the point where the optic nerve enters the retina; not sensitive to lightoptic disk, blind spotretina - the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nervepoint - the precise location of something; a spatially limited location; "she walked to a point where she could survey the whole street" |
Translations
EncyclopediaSeeoptic diskoptic disc
op·tic disc [TA] an oval area of the ocular fundus devoid of light receptors where the axons of the retinal ganglion cell converge to form the optic nerve head; Synonym(s): discus nervi optici [TA], blind spot (3) , Mariotte blind spot, optic nerve head, optic papilla, papilla nervi optici, porus opticusop·tic disc (op'tik disk) [TA] An oval area of the ocular fundus devoid of light receptors where the axons of the retinal ganglion cells converge to form the optic nerve head.
Synonym(s): discus nervi optici [TA] , blind spot (3) , optic papilla. optic disc The small circular area at the back of the eye at which all the nerve fibres from the retina come together to form the optic nerve.optic disc
Related to optic disc: optic cup, macula, macula luteaSynonyms for optic discnoun the point where the optic nerve enters the retinaSynonymsRelated Words |