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The vitreous fluid is not present at birth (the eye being filled with only the gel-like vitreous body), but found after age 4-5, and increases in size thereafter. [1] Produced by cells in the non-pigmented portion of the ciliary body, the vitreous humour is derived from embryonic mesenchyme cells, which degenerate after birth. [1]
Vitreous body, a clear gel that fills the space between the lens and the retina in vertebrate eyes; Vitreous membrane, a layer of collagen separating the vitreous ...
The degree of vitritis is graded on a 1 to 4 scale depending upon how limited the view of the retinal structures is (i.e., 1 + = few cells with mild obscuration of the retina; 2 + = nerve and vessels visible; 3 + = only nerve and large vessels visible; 4 + = nerve and vessels not visible).
The lens is suspended to the ciliary body by the suspensory ligament (zonule of Zinn), made up of hundreds of fine transparent fibers which transmit muscular forces to change the shape of the lens for accommodation (focusing). The vitreous body is a clear substance composed of water and proteins, which give it a jelly-like and sticky ...
Hyalocytes, also known as vitreous cells, are cells of the vitreous body, which is the clear gel that fills the space between the lens and the retina of the eye. Hyalocytes occur in the peripheral part of the vitreous body, and may produce hyaluronic acid and collagen fibrils , [ 1 ] [ 2 ] Hyalocytes are star-shaped (stellate) cells with oval ...
The ciliary body is a ring-shaped thickening of tissue inside the eye that divides the posterior chamber from the vitreous body. It contains the ciliary muscle, vessels, and fibrous connective tissue. Folds on the inner ciliary epithelium are called ciliary processes, and these secrete aqueous humor into the posterior chamber. The aqueous humor ...
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Pages in category "Disorders of vitreous body and globe" The following 5 pages are in this category, out of 5 total. This list may not reflect recent changes .