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1. 
What is the outermost layer of skin?
A.
epidermis
B.
subcutaneous
C.
dermis
D.
adipose
2. 
What is the deepest layer of the epidermis?
A.
stratum corneum
B.
stratum spinosum
C.
stratum lucidum
D.
stratum germinativum
3. 
The special cells that produce dark skin pigment are called:
A.
melanocytes
B.
tactile corpuscles
C.
elastins
D.
secretory coils
4. 
The layer of skin that we see when we look at skin is the:
A.
stratum lucidum
B.
stratum corneum
C.
stratum spinosum
D.
dermis
5. 
The fibrous protein that is the principal component of hair and nails is called:
A.
keratin
B.
collagen
C.
melanin
D.
sebum
6. 
The _____ is the underlying or inner layer of the skin.
A.
epidermis
B.
arrector pili
C.
dermis
D.
adipose
7. 
Which layer of the skin supplies the skin with oxygen and nutrients?
A.
reticular layer
B.
papillary layer
C.
basal cell layer
D.
subcutaneous tissue
8. 
Which layer of the dermis houses the nerve endings that are sensitive to touch and pressure?
A.
papillary layer
B.
stratum corneum
C.
subcutaneous layer
D.
reticular layer
9. 
Which of the following is a fibrous protein that gives the skin form and strength?
A.
melanin
B.
keratin
C.
elastin
D.
collagen
10. 
Which of the following gives skin its flexibility and helps skin regain its shape after being expanded?
A.
collagen
B.
elastin
C.
melanin
D.
keratin
11. 
The _____ nerve fibers react to heat, cold, touch, pressure, and pain.
A.
motor
B.
secretory
C.
sensory
D.
biogen
12. 
Which of the following is NOT a function of the skin?
A.
nutrition
B.
excretion
C.
protection
D.
absorption