Question

16 what change results in farsightedness after the age of forty - five? multiple choice shortening of the eyeball lengthening of the eyeball changes in curvature of the cornea loss of lens elasticity

Explanation:

As people age past 45, the lens loses elasticity (presbyopia), causing farsightedness. Shortening of the eyeball can also cause farsightedness but is not the typical age - related cause. Lengthening causes nearsightedness and changes in corneal curvature are not the main cause of age - related farsightedness.

Answer:

D. Loss of lens elasticity