A patient comes into the emergency department after an accident at work. A machine blew dust into his eyes, and he was not wearing safety glasses. The nurse examines his corneas by shining a light from the side across the cornea
What findings would suggest that he has suffered a corneal abrasion?
a.
Smooth and clear corneas
b.
Opacity of the lens behind the cornea
c.
Bleeding from the areas across the cornea
d.
Shattered look to the light rays reflecting off the cornea
ANS: D
A corneal abrasion causes irregular ridges in reflected light, which produce a shattered appearance to light rays. No opacities should be observed in the cornea. The other responses are not correct.
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