Diagrammatic section through skin showing the epidermis, dermis, and subcutaneous tissues. Note the undulating boundary between the epidermis and dermis. A hair follicle and sweat gland are also shown.
Diagram showing changes in epidermal cell shape during keratinisation and three specialised cells within the epidermis: m = melanocyte; L = Langerhans cell (of immune system); M = Merkel cell (associated with nerve ending).





