Hair and skin structure

The outside layer of the skin structure is the epidermis

• true

• false

The muscle attached to the hair shaft is called what?

• Sebaceous muscle

• Arrector pilli

• Dermis muscle

• epidermis muscle

What is the purpose of the arrector pili muscle?

• cause hair to stand up
• stimulate the growth of new cells
• shed the hair naturally
• hold the hair in place

What is the purpose of the sebaceous glands?

• Secretes oily and waxy matter
• Cleans your skin.
• Prevents Cancer
• Protects from the Sun

What surrounds the root of the hair?

• hair shaft
• sebaceous gland
• hair bulb
• epidermis

In the ______ living cells divide and grow to build the hair.

• hair papilla
• hair bulb
• arrector pili muscle
• cuticle

The _____ supplies nutrients through blood vessels and is located at the bottom of the follicle.

• hair bulb
• hair papilla
• hair shaft
• medulla

Where do you find the hair shaft?

• Below the skin

• Above the skin

• Middle section of the hair

• Lower section of the hair

The tiny, involuntary muscle fiber in the skin inserted in the base of the hair follicle is the:

• dermal pailla

• angled bulb

• inner follicle

• arrector pili

The thickened, club-like structure that forms the lower part of the hair root is the:

• arrector pili

• hair bulb

• cuticle layer

• dermal papilla