A Cataract Is Defined as Any Opacification of the Lens

Multiple Choice

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) ?

A) A cataract can be compared to a window that is foggy or yellowed.
B) Cataracts can be classified as brittle or pliable, based on collagen matrix fibers in the capsule.
C) Cataracts are an early sign of type 1 diabetes.
D) The cloudiness is caused by clumping of lipoproteins in the lens capsule.