The cornea is the crystal clear portion of the surface of the eye that lets light enter. The cornea is well supplied with nerve endings which is why some people can never get used to wearing contacts.
Last reviewed 9/18/2012 by David Zieve, MD, MHA, Medical Director, A.D.A.M. Health Solutions, Ebix, Inc. Franklin W. Lusby, MD, Ophthalmologist, Lusby Vision Institute, La Jolla, California; Brian S. Boxer Wachler, MD, Opthamologist, Boxler Wachler Vision Institute, Beverly Hills, California.
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