Integumentary System

A major function of skin is protection from:

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

What are functions of skin?

• Protect Bones
• Protect Muscles
• Protect Organs
• All of the above

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

• Keratin
• Melatonin
• Melanin
• Actin

Which is NOT a function of the skin?

• Insulation
• Movement
• Excretion
• Vitamin D Production

The type of cell that produces melanin, which protects us against harmful UV rays.  

• Keratinocytes
• Melanocytes
• Eccrinocytes
• Melatonin

This gland releases an oil known as sebum.

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

What is the top layer of the skin called?

• Dermis
• Hypodermis
• Epidermis
• Subcutaneous

Tags

NGSS.HS-LS1-2

Nails are made out of what?

• All of the Above 
• Terminal 
•  Vellus 
  
• Keratin 

What is the largest organ in the human body?

• Skin
• Hair
• Nails
• All of the Above 

What is another name for the hypodermis?

• epidermis
• subcutaneous layer
• stratum basale

Tags

NGSS.HS-LS1-2