The appearance of wrinkles in skin with age is largely due to changes in the
A) keratin of the epidermis.
B) carotene in the epidermis.
C) blood vessels in the dermis.
D) collagen and elastic fibers in the dermis.

Question

Quizplus · Accepted Answer

Wrinkles form primarily due to the breakdown and reduction of collagen and elastic fibers in the dermis, which provide skin with its strength and elasticity.

The Appearance of Wrinkles in Skin with Age Is Largely