12. The pigment melanin, found mostly in the epidermis layer of the skin, fulfills its role as a UV pigment shield
in
a. keratinocytes
b. melanocytes
c. hemoglobin
d. a and b
e. a, b and c
13. Which of the following is a physiological property of hair?
a. it alerts the body to presence of insects on the skin
b. it consists of dead keratinized cells
c. it contains hard keratin
d. all the above
e. none of the above
14. A patient has a rare condition the causes malformed connective tissues. In the hair follicle, this will most
likely impact the:
a. the inner layer of the follicle wall
b. the outer layer of follicle wall
c. the middle layer of follicle wall
d. a and b
e. a, b and c