What is the function of the cornea? Its opening allows light rays to enter the eye.

Its muscles control its shape to help focus light.

Its inner surface sends nerve impulses to the brain.

Its curved surface focuses light.

B

Its muscles control its shape to help focus light.

Explanation:

The main function of a cornea is to help focusing the light ray into the eye lens.

Eyelids opening allows light rays to enter the eye.

While optic nerve  inner surface sends nerve impulses to the brain.

Cornea can also function as a window lens that focuses light into the eye lens with its ability to refract and bend light into the eye lens.

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15.3 cos 65 degrees trig