Unit 2: Integumentary System

Which from the list below is not one of the functions of skin?

• Releases nutrients
• Keeps in moisture
• Reproduces skin
• Regulates body temperature 

What are the parts of the integumentary system?

• Blood, blood vessels, heart
• Brain and spinal cord
• Hair, skin, and nails
• Bones and muscles

What pigment is responsible for giving skin color and protecting skin from UV rays?

• Collagen
• Keratin
• Sebum
• Melanin

What layer of skin contains nerves, blood vessels, oil glands, muscles, and sweat glands?

• Epidermis
• Dermis
• Hypodermis

What layer of skin is responsible for insulating the body?

• Epidermis
• Dermis
• Hypodermis

What layer of skin is the outermost layer of skin?

• Epidermis
• Dermis
• Hypodermis

What is the function (job) of hair?

• Warmth
• Protection
• Immune defense
• All of the above

Which option shows the correct order of skin layers from outermost to innermost?

• Dermis-->Hypodermis-->Epidermis
• Hypodermis-->Dermis-->Epidermis
• Epidermis-->Dermis-->Hypodermis
• Dermis-->Epidermis-->Hypodermis

Which is an example of how the skin maintains homeostasis?

• Skin regulates body temperature by releasing sweat
• Skin creates Vitamin D 
• Skin forms a protective outer covering 
• Skin allows us to touch things

What are hair and nails made of?

• Keratin
• Collagen
• Sebum
• Follicles