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  1. en.wikipedia.org › wiki › Human_eyeHuman eye - Wikipedia

    2 days ago · The cornea is transparent and more curved and is linked to the larger posterior segment, composed of the vitreous, retina, choroid and the outer white shell called the sclera. The cornea is typically about 11.5 mm (0.45 in) in diameter, and 0.5 mm (500 μm) in thickness near its centre.

  2. 6 days ago · Protective membrane that lines the inside of the eyelids and cover the sclera (the white of the eye)

  3. 6 days ago · What is the human eye designed to detect that enables vision? What is the name of the thin, semi-transparent membrane of epithelial tissue and photoreceptors found in the posterior chamber of the eye? What are the two types of photoreceptors within the human retina?

  4. 6 days ago · The sclera covers the eyeball except the transparent region called cornea, which s the region of fibrous tunic where the light enters the eye. The cornea consists primarily of many layers of densely packed collagen fibers.

  5. 3 days ago · Basically, a cataract is when your eye's natural lens becomes clouded. A cataract can even produce clouding to the point where you experience complete blindness. Cataracts are actually one of the leading causes of blindness.

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  6. 3 days ago · Cancer can also sometimes develop in the tissues surrounding your eyeball or spread to the eye from other parts of the body, such as the lungs or breasts. This topic focuses on melanoma of the eye, one of the most common types of eye cancer.

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  8. en.wikipedia.org › wiki › OpsinOpsin - Wikipedia

    1 day ago · The first parietopsin was found in the photoreceptor cells of the lizard parietal eye. The lizard parietopsin is green-sensitive ( λ max = 522 nm), and despite it is a c-opsin, like the vertebrate visual opsins, it does not induce hyperpolarization via a Gt-protein, but induces depolarization via a Go-protein.

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