CHS Anatomy of Skin & Hair 2

Question 1

Which layer of the skin contains the papillary and reticular layers?

Accepted Answer

Dermis

Answer

The dermis is divided into the papillary layer (upper) and reticular layer (lower), which provide skin structure and elasticity.

Question 2

What is the name of the protein that makes up the majority of the hair fiber?

Accepted Answer

Keratin

Answer

Hair is composed primarily of keratin, a fibrous structural protein also found in nails and the outer layer of skin.

Question 3

The sebaceous gland secretes sebum into which structure?

Accepted Answer

Hair follicle

Answer

Sebaceous glands empty their sebum directly into the hair follicle, lubricating both the hair shaft and the surrounding skin.

Question 4

Which phase of the hair growth cycle is characterized by active cell division in the hair bulb?

Accepted Answer

Anagen

Answer

During the anagen phase, matrix cells in the hair bulb divide rapidly, producing new hair growth that can last 2–7 years.

Question 5

What term describes the natural pigment responsible for hair and skin color?

Accepted Answer

Melanin

Answer

Melanin, produced by melanocytes in the hair bulb and skin, determines the color of hair and skin through two types: eumelanin (dark) and pheomelanin (red/yellow).

(CHS) Certified Hair Stylist Practice Test

(CHS) Certified Hair Stylist Practice Test

CHS Anatomy of Skin & Hair 2