Skin Histology and Cytology Skin histology describes the microscopic structure of the skin, which is composed of three main layers: the epidermis, dermis, and hypodermis. It also includes appendages like hair follicles, glands, and nails.  Layers of the skin Epidermis The epidermis is the outermost, protective layer of stratified squamous epithelium. …

Skin Anatomy and Physiology Skin anatomy defines the skin’s structural components, primarily its three layers—the epidermis, dermis, and hypodermis—along with associated structures like hair and nails. Skin physiology refers to the functions these structures perform, such as acting as a physical barrier, regulating body temperature, synthesizing Vitamin D, and providing sensory …