To focus on objects closer than 20 feet,
A) the lens must become flatter.
B) the ciliary muscles must contract.
C) the suspensory ligaments must increase tension on the lens.
D) the cornea must move inward.
E) All of these are correct.

Question

Quizplus · Accepted Answer

When focusing on objects closer than 20 feet, the ciliary muscles contract, causing the suspensory ligaments to release their tension on the lens. This allows the lens to become more rounded and focus the light correctly on the retina.

To Focus on Objects Closer Than 20 Feet