The least common and most dangerous form of skin cancer. It arises in the melanocytes, the pigment-producing cells of the skin.
Structures with specific functions composed of two or more different tissues.
The outermost layer of the skin, composed of epithelial cells.
A group of organs with a common function.
Squamous Cell Carcinoma
Spider-shaped cells located at the base of the epidermis that manufacture and store melanin, a pigment involved in skin color and absorption of ultraviolet radiation.
The layer of the skin that lies just below the epidermis and is composed of connective tissue. Contains blood vessels, oil glands, sensory structures, and nerve endings. Does not wear away.
The layer of loosed connective tissue below the epidermis and dermis that anchors the skin to underlying tissues and organs.
The most common type of skin cancer, occurring in the rapidly dividing cells of the basal layer of the epidermis.
Basal Cell Carcinoma