The skin is composed of three primary layers: the epidermis, dermis, and hypodermis (subcutaneous tissue). Each layer has distinct characteristics and functions. A. Epidermis:
The epidermis is the outermost layer of the skin and acts as a waterproof barrier. It consists of multiple layers of epithelial cells, primarily keratinocytes. The main layers of the epidermis include the stratum corneum, stratum granulosum, stratum spinosum,...