Optometrists, who help patients with their vision problems, know that certain types of repetitive use of the muscles around the lens of the eye can ʺtrainʺ the lens to become flatter than normal. This often occurs in truck drivers, sailors, and other people who focus on the horizon or at great distances for long periods of time. What would be the consequence of this on the eye over a long time period?
A) Complete blindness
B) Color-deficiency
C) Farsightedness
D) Nearsightedness

Question

Quizplus · Accepted Answer

When the lens of the eye becomes flatter due to repetitive use of the muscles around it, focusing on distant objects, it can lead to farsightedness. This condition, also known as hyperopia, occurs because the eye is better at focusing on distant objects, while close objects appear blurry.

Optometrists, Who Help Patients with Their Vision Problems, Know That