105.03 Hair Theory

The lower segment of the hair follicle that extends from the follicle base to the insertion of the arrector pili muscle is the _____.

Which of the following hair structures serves as a storage for stem cells?

• inner root sheath

• germinal matrix

• outer root sheath

• dermal papilla

The arrector pili muscle causes:

• a faster hair growth

• the hair to stand on end

• slower hair growth

• the hair to lay flat and close to the head

Which hair structure contains melanin to give hair its natural color?

What is the term used to describe baby-fine, silky hair on the body at birth?

Which hair structure supplies nourishment to the hair bulb?

• marrow

• root sheath

• papilla

• arrector pili

The shape of the hairstrand is determined by the shape of the ____ ____ (Hint 2 Words)

3 Stages of Hair Growth?

• Anagen

• Catagen

• Telogen

• 1

• 2

What is the active growing stage of hair called?

The hair falls out during this growth stage?