This is the curved, tough, protective transparent shield on the front of the eye through which light enters.

Question

Quizplus · Accepted Answer

The cornea is the transparent shield on the front of the eye through which light enters. The pupil is the opening in the center of the iris that regulates the amount of light entering the eye. The lens is a transparent structure behind the iris that focuses light onto the retina. The choroid is a layer of blood vessels and connective tissue that supplies oxygen and nutrients to the retina.

This Is the Curved, Tough, Protective Transparent Shield on the Front