RT Book, Section A1 Chu, David H. A2 Goldsmith, Lowell A. A2 Katz, Stephen I. A2 Gilchrest, Barbara A. A2 Paller, Amy S. A2 Leffell, David J. A2 Wolff, Klaus SR Print(0) ID 56021404 T1 Chapter 7. Development and Structure of Skin T2 Fitzpatrick's Dermatology in General Medicine, 8e YR 2012 FD 2012 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-166904-7 LK accessmedicine.mhmedical.com/content.aspx?aid=56021404 RD 2024/03/29 AB |PrintStructure and Function of Skin at a GlanceThree major layers—epidermis, dermis, hypodermis: Epidermis: major permeability barrier, innate immune function, adhesion, and ultraviolet protection.Dermis: major structural element, three types of components—cellular, fibrous matrix, and diffuse and filamentous matrix. Also site of vascular, lymphatic, and nerve networks.Hypodermis (subcutis): insulation, mechanical integrity, containing the larger source vessels and nerves.