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The uvea (/ ˈjuːviə /; [1] derived from Latin: uva meaning "grape"), also called the uveal layer, uveal coat, uveal tract, vascular tunic or vascular layer, is the pigmented middle layer of the three concentric layers that make up an eye, precisely between the inner retina and the outer fibrous layer composed of the sclera and cornea.
The middle coat of the eye is called the uvea (from the Latin for “grape”) because the eye looks like a reddish-blue grape when the outer coat has been dissected away. The posterior part of the uvea, the choroid, is essentially a layer of blood vessels and connective tissue sandwiched between the sclera and the retina.
6 sie 2024 · The uvea is the middle layer of your eye’s outer wall. It has several vital jobs, including circulating blood to your retinas, focusing your eyes and more.
3 lis 2023 · The vascular layer of the eye, also known as the uvea or uveal tract, consists of the three layers that are continuous with each other. From posterior to anterior, these are the choroid, ciliary body and iris.
1 sty 2014 · The uveal tract (also termed tunica vasculosa) consists of the iris, ciliary body and the choroid and is the ‘middle’ layer of the eye (Fig. 10.1). It is a highly vascularised and pigmented tissue and provides several essential functions to the eye, including nutritive supply to almost all intraocular structures, production of aqueous ...
1 sty 2018 · Definition. The uvea is a vascular, pigmented structure of the eye composed of three different parts: the iris, the ciliary body, and the choroid. It lies between the sclera and the neuroepithelium and contains melanocytes that give it its unique color. Structure. The uvea consists of the iris, the ciliary body, and the choroid.
The uvea, also known as the vascular tunic, is a pigmented layer that provides vital nourishment to the eye's delicate tissues. Its primary functions include regulating the amount of light entering the eye and supplying oxygen and nutrients to the retina. Components of the Uvea.
