A&P Integumentary System

A major function of skin is protection from:

• Abrasion
• UV light 
• Entry of microorganisms
• All of the above 

The waterproofing protein that fills the cells in the upper layers of the epidermis.

• Keratin
• Melatonin
• Melanin
• Actin

This gland releases an oil known as sebum.

• Sebacious gland
• Apocrine Gland
• Eccrine Gland
• All of the above

What is another name for the hypodermis?

• epidermis
• subcutaneous layer
• stratum basale

What is the function of the arrector pili muscle?

• To secrete sebum
• To produce keratin
• To make hairs stand on end
• None of these

This is a general term for sweat glands.

• cerumen
• sebaceous
• apocrine
• sudoriferous

Epidermal layer found only in thick skin.

• stratum basale
• stratum spinosum
• stratum lucidum
• stratum corneum

Skin color is due to a pigment called

• Keratin
• Melanin
• Chromatin
• Epithelium

The layer of the epidermis that is capable of dividing is

• Stratum basale
• Stratum corneum
• Stratum lucidum
• Stratum spinosum

The epidermis is composed of _____.

• stratified squamous epithelium
• simple columnar epithelium
• adipose tissue
• connective tissue