retinal vessel (

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• Retinal scan — A retinal scan is a biometric technique that uses the unique patterns on a person s retina to identify them. It is not to be confused with another ocular based technology, iris recognition. Introduction The human retina is a thin tissue composed… …   Wikipedia

• Retinal vasculitis — The retina is the portion of the eye that contains the nerves of sensation that perceive light. It is also filled with tiny blood vessels. Vasculitis of the eye is typically the result of inflammation of the tiny blood vessels of the retina. This …   Medical dictionary

• Retinal artery, central — The blood vessel that carries blood into the eye and supplies nutrition to the retina. The counterpart to the central retinal artery is the central retinal vein, the vessel that carries blood away from the retina …   Medical dictionary

• Retinal vein, central — The blood vessel that carries blood away from the retina of the eye. The counterpart to the central retinal vein is the central retinal artery, the blood vessel that carries blood into the eye and supplies nutrition to the retina …   Medical dictionary

• Retinal detachment — A separation of the retina from its connection at the back of the eye. The separation usually results from a tear (that is, a rent or rip, not a tear drop) in the retina. The tear often occurs when the vitreous gel pulls loose or separates from… …   Medical dictionary

• retinal artery occlusion — blockage of an artery supplying blood to the retina, usually as a result of thrombosis or embolism. The central retinal artery enters the eye at the optic disc and then divides into branches to supply different parts of the retina. Blockage of… …   Medical dictionary

• retinal artery occlusion — blockage of an artery supplying blood to the retina, usually as a result of thrombosis or embolism. The central retinal artery enters the eye at the optic disc and then divides into branches to supply different parts of the retina. Blockage of… …   The new mediacal dictionary

• Central retinal vein — Infobox Vein Name = PAGENAME Latin = vena centralis retinae GraySubject = GrayPage = Caption = Veins of orbit. (Central retinal vein not labeled, but region is visible the vein is inside the optic nerve.) Caption2 = Diagram of the blood vessels… …   Wikipedia

• blood vessel — Any vessel conveying blood : arteries, arterioles, capillaries, venules, veins. conveying blood. SYN: vas sanguineum [TA]. choroid blood vessel s [TA] the arteries and veins that, with the loose connective tissue and pigmented cells which form… …   Medical dictionary

• Central retinal artery — The blood vessel that carries blood into the eye and supplies nutrition to the retina. The counterpart to the central retinal artery is the central retinal vein, the vessel that carries blood away from the retina. * * * central retinal artery n… …   Medical dictionary

• Central retinal vein — The blood vessel that carries blood away from the retina of the eye. The counterpart to the central retinal vein is the central retinal artery, the blood vessel that carries blood into the eye and supplies nutrition to the retina. * * * central… …   Medical dictionary