The Integumentary System

What is the main organ of the integumentary system?

• Heart

• Liver

• Lungs

• Skin

What is the function of the epidermis?

• Synthesizes vitamin D

• Maintains balance of fluids

• Protects against infection

• Allows you to sense the outside world

Which layer of the skin contains keratinocytes?

• Epidermis

• Dermis

• Subcutis

• Hypodermis

What is the role of melanocytes in the skin?

• Synthesize vitamin D

• Maintain balance of fluids

• Protect against infection

• Give skin its color

Which layer of the skin contains immune system cells?

• Epidermis

• Dermis

• Subcutis

• Hypodermis

What is the outermost layer of the epidermis called?

• Stratum corneum

• Stratum lucidum

• Stratum granulosum

• Stratum spinosum

What is the function of the dermis?

• Synthesizes vitamin D

• Maintains balance of fluids

• Protects against infection

• Contains nerve fibers and blood vessels

What is the role of the hypodermis?

• Insulation and energy storage

• Synthesizes vitamin D

• Maintains balance of fluids

• Protects against infection