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The iris ( pl.: irides or irises) is a thin, annular structure in the eye in most mammals and birds, responsible for controlling the diameter and size of the pupil, and thus the amount of light reaching the retina. In optical terms, the pupil is the eye's aperture, while the iris is the diaphragm. Eye color is defined by the iris.
Rubeosis iridis. Rubeosis iridis. Other names. Neovascularization of the iris. Specialty. Ophthalmology. Rubeosis iridis is a medical condition of the iris of the eye in which new abnormal blood vessels (formed by neovascularization) are found on the surface of the iris. [1]
Eye color. Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye 's iris [1] [2] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris. [3] : 9. In humans, the pigmentation of the iris varies from light brown to black, depending on the concentration of ...
Immune reconstitution inflammatory syndrome ( IRIS) is a condition seen in some cases of HIV/AIDS or immunosuppression, in which the immune system begins to recover, but then responds to a previously acquired opportunistic infection with an overwhelming inflammatory response that paradoxically makes the symptoms of infection worse. [1]
In ancient Greek religion and mythology, Iris (/ ˈ aɪ r ɪ s /; EYE-riss; Greek: Ἶρις, translit. Îris , lit. "rainbow," [2] [3] Ancient Greek : [îːris] ) is a daughter of the gods Thaumas and Electra , [4] the personification of the rainbow and messenger of the gods, a servant to the Olympians and especially Queen Hera . [5]
Iris × hollandica, commonly known as the Dutch iris, is a hybrid iris developed from species native to Portugal, Spain and North Africa (Iris tingitana × Iris xiphium). [2] Two varieties of Iris xiphium (var. praecox ) from Spain and (var. lusitanica ) from Portugal, were crossed with Iris tingitana (from North Africa).
Catholic religious order. Headquarters. France. Website. bonsecours .org. The Congregation of the Sisters of Bon Secours is an international Roman Catholic women's religious congregation for nursing ( gardes malades ), whose declared mission is to care for those who are sick and dying. It was founded by Josephine Potel in 1824, in Paris, France.
Iris griffithii Baker. Iris hellenica Dionysios Mermygkas, Kit Tan & Artemios Yannitsaros. Iris imbricata Lindl. Iris junonia Schott ex Kotschy. Iris kashmiriana Baker. Iris lutescens Lam. (including I. italica) Iris marsica I.Ricci & Colas. Iris mesopotamica – Mesopotamian iris. Iris orjenii – Orjen iris Bräuchler & Cikovac.