A person with an injury to the extrinsic muscles of the eye would find it difficult to
a. move the eyeball.
b. control the amount of light entering the eye.
c. focus light onto the retina.
d. interpret visual input.
The Correct answer is A: Move the eyeball. It would be hard to move the eye due to this injury because without the ability to move the muscles that controls your eyeball, you would be able to work it at all.