Redesigned and updated with additional information, this chart shows cross sections of the skin, nail, and hair anatomy and describes the role of the epidermis, dermis, and subcutaneous layer. The chart illustrates and describes types of skin lesions: fissure, ulcer, cyst, macule, papule, wheal, vesicle, pustule, bulla, and nodule. It also shows and describes acne (closed and open comedo),
actinic keratosis (solar keratosis), junctional nevus (mole),
basal cell carcinoma,
squamous cell carcinoma, verruca vulgaris (wart), seborrheic keratosis, dermatofibroma, and urticaria (hives).
