Which of the following occurs during accommodation for near vision?
A) Ciliary muscles contract, causing zonular fibers to become tight, and the lens becomes rounder.
B) Ciliary muscles contract, causing zonular fibers to become slack, and the lens becomes rounder.
C) Ciliary muscles contract, causing zonular fibers to become tight, flattening the lens.
D) Ciliary muscles relax, causing zonular fibers to become slack, and the lens becomes rounder.
E) Ciliary muscles contract, causing zonular fibers to become slack, flattening the lens.
Correct Answer:
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