BIO 161 Quiz 3

1. Resistance due to abrasion and waterproofing of the epidermis are due to the presence of _______________.

2. The strength and elasticity of the skin are due to protein fibers within the ______________.

3. The skin is attached to deeper tissues and organs by the ________________.

• Dermis
• Epidermis
• Submembranous Tissue
• Subcutaneous Tissue

4. Epidermal cells are nourished by blood vessels located in dermal ___________________.

• Basale
• Basements
• Papillae
• Sebum

5. The ___________ glands produce an oily secretion that keeps the hair and skin moist, soft, and pliable.

• Keratin
• Sebaceous
• Papillary
• Eccrine

6. Watery perspiration is produced by ______ glands.

• Eccrine
• Apocrine
• Sebaceous
• Endocrine

7. Goosebumps are produced when __________ muscles contract.

• Arrector pilli
• Eccrine
• Apocrine
• Arrector tensor

8. Constriction of dermal blood vessels _________ heat loss.

9. Breakdown of collagen and elastic fibers leads to __________.

• Wrinkles
• Sagging Skin
• A and B
• None of the above

10. Which of the following is a skin disorder caused by a fungus?

• Calluses
• Acne
• Athlete's Foot
• All of the above