Accessory Organs and Specialized Structures of the Integumentary System

Which of the following is NOT an accessory of the integumentary system?

• sebaceous gland

• odiferous gland

• hair

• nerves

The cells producing the pigment responsible for skin color are the

• keratinocytes.
• melanocytes.
• adipocytes.
• Merkel cells.

All of the following are accessory organs of the skin EXCEPT

• Hair 
• Nails 
• Pain receptors 
• Sweat glands 

The bundle of smooth muscles associated with hair follicles is called

• orbicularis muscle.
• sebaceous bundle.
• arrector pili muscle. 
• none of the above.

Oil is the substance produced by

• ceruminous glands.
• sudoriferous glands.
• sebaceous glands.
• holocrine glands.

What cells are responsible for epidermal growth?

• Basement Membrane 
• Basal Cells 
• Dermis Cells
• Melanocytes 

Skin color is due mostly to amount of melanin produced by melanocytes. 

• True
• False

Accessory organs of the skin include:

• Nails, sebaceous glands
• Sweat Glands
• Hair Follicles
• All choices are correct

Epithelial cells divide, become hardened and scaly, form plates we call _________.

• nails

• sebaceous glands

• skin

• sweat glands

Muscles that cause "goose bumps" are called: 

• keratin
• trichosiderin
• arrector pili
• deltoid