1. Specialized Cells of the Epidermis

2. 2. Melanocytes: Found deep in the epidermis, as melanin is made it accumulates in granules called melanosomes. Exposure to sunlight can also increase the amount of melanin produced.

3. Skin color 3 pigments – Melanin – Carotene – Hemoglobin

4. Keratinocytes Most abundant. – Pushed up by the building of new cells. At the surface they are dead. – You lose millions per day and produce a new epidermis every 25-45 days. In body areas with lots of friction and use epidermis production is faster.

5. Langerhans’ cells Star shaped phagocytes Activate immune system!

6. Merkel Cells Touch receptors! – Where the dermis meets the epidermis