The cornea is a transparent and fibrous membrane, domed shape, which constitutes the eyeball's anterior portion. It is located under the conjunctiva (thin protective membrane), and just in front of the iris and the pupil
The cornea plays the role of a natural lens
by transmitting light rays to the eye, and reflects or retracts. It is not vascularized and feeds oxygen tears
and atmosphere as well as the aqueous humor
in the anterior part.
Some malformations and diseases
the cornea, including the following:
Original article published by
. Translated by Crashounette
Latest update on August 19, 2014 at 12:18 PM by christelle.b.