A cataract is defined as any opacification of the lens.Cataracts may be congenital,posttraumatic,or induced by medications,but are most commonly the result of age-related changes.Which of the following statements about cataracts best describes its presentation or etiology (cause)?

Question

Quizplus · Accepted Answer

When the lens becomes cloudy through the aging process,vision becomes blurred.A cataract can be compared to a window that is frosted or yellowed (Burlew-Quartey,2008).The lens is made mostly of water and protein;over time,some of the protein may clump together,leading to clouding of the lens (cataract).Cataract removal is warranted when there is interference with everyday activities such as driving,reading,and watching television.

A Cataract Is Defined as Any Opacification of the Lens