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The epidermis contains no blood vessels, and is nourished by diffusion from the dermis. The main type of cells which make up the epidermis are keratinocytes, melanocytes, Langerhans cells and Merkels cells. The epidermis helps the skin to regulate body temperature.
There are different types of cells found in the skin and most of them are found in the epidermis of the skin. The stem cells in the epidermis are located at the base of the epidermis and are glued by the hemidesmosomes to the basement membrane.There are three distinct types of cells found in the skin epidermis.angerhans cells are cells that present antigen and are located on the mucosa and skin. They are always found in all the epidermis layers but are very rampant in the stratum spinosum. Langerhans can also be found in the blood vessels and the mucosa of the foreskin, mouth, and vagina.