wound through cornea is called
A corneal abrasion is a cut or scratch on your cornea. The cornea is a clear layer of protective tissue at the front of your eye that lies over the iris (which is the colored part of your eye). The cornea helps focus light.he cornea is very sensitive, and a corneal abrasion is usually quite painful. You may feel like you have sand or grit in your eye. You may notice tears or blurred vision, or your eye may look red.