1. as cells are pushed from the depper portion of the epidermis toward the surface...
a-they tend to die
b-they become dermal cells

2.exposure to ultraviolent light causes the skin to darken by stimulating the production of
a-melanin
b-carotene
c-hemoglobin
d-cyanin

3. the deepest cells of the epidermis make up the stratum basale ---- true or false

4. type of epidermal cell that produces the fibrous protein that gives the epidermis its protective coating is the...
a-langerhan cell
b-mast cell
c-markel cell
d-keratinocyte

5. melanocytes reside in which layer of the skin
a-stratum corneum
b-stratum spinousum
c-stratum granulosum
d-none of these

6. layer of skin that is associated w/ "waterproofing" is the
a-stratum corneum
b-stratum spinosum
c-stratum granulosum
d-stratum basale

7. put the following strata of the skin in order from inferior to superficial
corneum, basale, spinousum, granulosa

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