Pretest Anatomy and Physiology of Skin and Underlying Tissues Pretest How confident are you in your ability to identify the major layers of skin and underlying tissue? Very confident Confident Somewhat confident Not confident How confident are you in your ability to describe the primary functions of the skin and underlying tissue? Very confident Confident Somewhat confident Not confident Which of the following layers is composed of the three major protein fibers: collagen, elastin and reticular? Epidermis Dermis Subcutaneous Fascial