The sclera is the white outer wall of the eye. It is a tough, fibrous tissue that extends from the cornea (the clear front section of the eye) to the optic nerve at the back of the eye. The sclera gives the eye its white color.
UPHS Contact Us
Site Map Privacy
The University of Pennsylvania Health System, Philadelphia, PA 1-800-789-PENN ©
2014, The Trustees of the University of Pennsylvania