Compared to viewing a distant object, a human viewing an object held within five centimeters of the eye requires a lens that _____

A) has been flattened, as a result of contraction of the ciliary muscles
B) has been made more spherical, as a result of contraction of the ciliary muscles
C) has been flattened, as a result of relaxation of the ciliary muscles
D) has been made more spherical, as a result of relaxation of the ciliary muscles
E) does not change its shape


Answer: B

Biology & Microbiology

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