Corneal surgery is now routinely performed to change the shape of the cornea and improve vision. This surgery is beneficial because it ________.
A) improves the circulation of nutrients to the eye
B) improves the focusing of light onto the retina
C) decreases the amount of light entering the eye
D) increases the sensitivity of the photoreceptors

Question

Quizplus · Accepted Answer

Corneal surgery is performed to change the shape of the cornea, thereby improving the focusing of light onto the retina. This, in turn, improves vision.

Corneal Surgery Is Now Routinely Performed to Change the Shape