What situation results in the lens of the eye having a more rounded shape?
A) Suspensory ligaments are stretched taut as the ciliary muscle fibers relax.
B) Suspensory ligaments are relaxed as the ciliary muscle fibers contract.
C) Suspensory ligaments are stretched taut as the ciliary muscle fibers contract.
D) Suspensory ligaments are relaxed as the ciliary muscle fibers relax.

Question

Quizplus · Accepted Answer

When the ciliary muscle fibers contract, the tension on the suspensory ligaments is reduced, allowing the lens to adopt a more rounded shape. This is necessary for focusing on close objects.

What Situation Results in the Lens of the Eye Having