blood vessels of retina

См. также в других словарях:

• retina — (n.) late 14c., from M.L. retina, probably from V.L. (tunica) *retina, lit. net like tunic, on resemblance to the network of blood vessels at the back of the eye, and ultimately from L. rete net. The V.L. phrase may be Gerard of Cremona s 12c.… …   Etymology dictionary

• Retina — Ret i*na, n. [NL., from L. rete a net. Cf. {Reticule}.] (Anat.) The delicate membrane by which the back part of the globe of the eye is lined, and in which the fibers of the optic nerve terminate. See {Eye}. [1913 Webster] Note: The fibers of the …   The Collaborative International Dictionary of English

• retina camera — noun An instrument that photographs the minute blood vessels at the back of the eye in full colour • • • Main Entry: ↑retina …   Useful english dictionary

• Retina — For the Retina display in the iPhone 4, see iPhone 4#Display. Retina Right human eye cross sectional view. Courtesy NIH National Eye Institute. Many animals hav …   Wikipedia

• Blood-retinal barrier — The blood retinal barrier, or the BRB, is part of the blood ocular barrier that consists of cells that are joined tightly together in order to prevent certain substances from entering the tissue of the retina. [Biologyonline.org.… …   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

• Blood-ocular barrier — The blood ocular barrier is a barrier created by endothelium of capillaries of the retina and iris, ciliary epithelium and retinal pigment epithelium. It controls the passage of substances from the blood into the eye. It is a physical barrier… …   Wikipedia

• blood-brain barrier — The blood vessels of the brain (and the retina) are much more impermeable to large molecules (like antibodies) than blood vessels elsewhere in the body. This has important implications for the ability of the organism to mount an immune response… …   Dictionary of molecular biology

• retina — Light sensitive layer of the eye. In vertebrates, looking from outside, there are four major cell layers: (i) the outer neural retina, which contains neurons (ganglion cells, amacrine cells, bipolar cells) as well as blood vessels; (ii) the… …   Dictionary of molecular biology

• Blood-brain barrier — The blood brain barrier (BBB) is a metabolic or cellular structure in the central nervous system (CNS) that restricts the passage of various chemical substances and microscopic objects (e.g. bacteria) between the bloodstream and the neural tissue …   Wikipedia

• vasos sanguíneos de la retina — Eng. Retinal blood vessels Ramificaciones de la arteria y vena centrales de la retina …   Diccionario de oftalmología