单词 | optic nerve |
释义 | optic nerven. Anatomy and Zoology. The second cranial nerve in vertebrates, which conveys sensory impulses from the eye to the brain. Also: an analogous nerve in an invertebrate. ΘΚΠ the world > life > the body > nervous system > nerve > specific nerves > [noun] > pairs of cranial nerves > specific cranial nerves optic sinew?c1425 recurrent nerve1578 optic1615 optic nerve1615 recurrent1615 par vagum1666 fourth nerve1681 accessory nerve1682 chorda tympani1807 abducens1809 hypoglossus1811 pneumogastric1826 pneumogastric nerve1827 hypoglossal nerve1828 facial1834 fifth nerve1836–9 vagus1840 vagal nerve1854 vagus nerve1856 Jacobson's nerve1860 oculomotor1868 trigeminus1875 hypoglossal1876 oculimotor1890 pathetic1890 sixth1899 trigeminal1899 ?a1425 tr. Guy de Chauliac Grande Chirurgie (N.Y. Acad. Med.) f. 11v (MED) It bihoueþ þe neruez obtic [?c1425 Paris synowes opitikes; L. neruos opticos] for to be perced þat þai shuld be waie of þe spirit. 1615 H. Crooke Μικροκοσμογραϕια 530 The Opticke Nerues stood in neede to bee very short. 1665 R. Head Eng. Rogue I. ii. 25 Which so tryed the weakness of my eyes, and so strained the Optick Nerves, that my eyes ran a tilt at one another. 1698 Philos. Trans. (Royal Soc.) 20 173 The Ring-like Wrinkles I have also observed or discovered in the Optick Nerves of the said Fly. 1718 M. Prior Alma i, in Poems Several Occasions (new ed.) 320 Two Optic Nerves, They say, She tyes, Like Spectacles, a-cross the Eyes. 1869 J. Tyndall Notes 9 Lect. on Light §275 When light of any particular colour falls upon the eye the optic nerve is rendered less sensitive to that colour. 1939 T. L. Green Pract. Animal Biol. i. 208 Remove the eyeball by severing the recti and obliqui muscles and optic nerve as far from the eyeball as possible. 2000 New Scientist 26 Feb. 33/3 A mutation..sometimes leads to degeneration of the optic nerve and blindness in adults. This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022). < |
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