Laser Eye Surgery
The laser has become a sight-saving tool. In laser eye surgery, a laser beam makes small incisions, half the thickness of a human hair, in the eye. Surgeons correct and control different types of vision problems by careful positioning of the laser incisions. As shown below, a laser can be used to destroy abnormal blood vessels that cause failing vision in patients with diabetes. Interpreting Diagrams On what part of the eye do the abnormal blood vessels form?