Cataracts

A cataract is a clouding of the eye's natural lens, which lies behind the iris . iris The colored part of your eye surrounding the pupil. This pigmented membrane lies between the cornea and the lens; it acts as a diaphragm to widen or narrow the opening called the pupil, thereby controlling the amount of light that enters the eye. and the pupil. pupil The round, dark center of the eye, which ... ................
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