Dr. Richard Kessel

Image 46 of 116
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Skin cross-section, showing the epidermis, dermis, perichondrium, elastic cartilage, a myelinated nerve fiber, and a muscular artery.   The skin or integument accounts for about 15% of the human body weight. Although various pathogens affect the skin, it also prevents the entry of many to the body's interior. SEM X160  **On Page Credit Required**