Chapter 15, pp. Skin is the largest and heaviest organ in the body. List skin's functions and relate them to its structure . There are 4-5 layers of epidermis. List the layers of epidermis and describe their differences in thick versus thin skin.
Melanin is very important in producing skin color and in absorbing free radicals.
Describe melanin granule synthesis and turnover. Langerhans Cells are extremely importnat antigen porcessing and presenting cells located mainly in the stratum spinosum. Describe the structure and fate of Langerhan's Cells. There are 3 types of glands associated with skin. Hair is found in the skin.