Optic
31optic chiasma — n the X shaped partial decussation on the undersurface of the hypothalamus through which the optic nerves are continuous with the brain called also optic chiasm * * * the X shaped structure formed by the two optic nerves, which pass backwards… …
32optic atrophy — n degeneration of the optic nerve * * * degeneration of the optic nerve. It may be secondary to disease within the eye or it may follow damage to the nerve itself resulting from injury or inflammation. It is visible as pallor of the optic nerve… …
33Optic flow — is the perceived visual motion of objects as the observer moves relative to them. To an observer driving a car, a sign on the side of the road would move from the center of his vision to the side, growing as he approached. If he had 360 degree… …
34Optic nerve glioma — Classification and external resources Magnetic resonance image of a large retrobulbar optic nerve tumor causing massive proptosis. ICD 10 C …
35optic neuritis — n inflammation of the optic nerve * * * see retrobulbar neuritis * * * inflammation of the optic nerve; the two principal types, named according to the part of the nerve affected, are intraocular optic n. (or papillitis) and retrobulbar optic n …
36Optic Nerve — may refer to: Optic nerve, the anatomical structure Optic Nerve (comic), the comic book series Optic Nerve (1999), a Red Hot Benefit Series tribute to David Wojnarowicz This disambiguation page lists articles associated with the same title. If an …
37Optic 2000 — Création 1969 Fondateurs 4 opticiens de Poitiers …
38optic foramen — n the passage through the orbit of the eye in the lesser wing of the sphenoid bone that is traversed by the optic nerve and ophthalmic artery called also optic canal see CHIASMATIC GROOVE * * * the groove in the top of the orbit that contains the …
39optic papilla — n a slight elevation that is nearly coextensive with the optic disk and is produced by the thick bundles of the fibers of the optic nerve in entering the eyeball * * * see optic disc * * * discus nervi optici …
40optic stalk — n the constricted part of the optic vesicle by which it remains continuous with the embryonic forebrain * * * a slender structure attaching the optic vesicle, and later the optic cup, to the brain wall in the embryo …
