Welcome to the Skin Anatomy and Aging Exam
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1.
Which protein gives the epidermis its toughness and water resistance?
2.
What is the primary component of the dermis?
3.
Which layer of skin is mostly comprised of fat and acts as a protection for internal organs?
4.
What is intrinsic aging also known as?
5.
Which factor contributes to wrinkles by causing the breakdown of collagen and elastin fibers in the skin?
6.
What is the primary source of free radical exposure contributing to extrinsic aging?
7.
What is the main reason for the appearance of wrinkles in areas like the face, neck, and hands?
8.
Which muscle is responsible for raising the eyebrows and creating forehead wrinkles?
9.
What muscle surrounds the lips and is responsible for puckering the lips?
10.
What is the primary purpose of the facial muscles?
