Body Hair
Hair
Elements
Parts of Hair
Misc.
100

What are the growth cycles of human hair?

What is anagen, catagen, and telogen?

100

The ability of the hair to absorb moisture is?

What is hair porosity?

100

What elements are in COHNS?

What is carbon, oxygen, hydrogen, nitrogen, and sulfer?

100

The pocket or tube-like depression in the scalp or skin that contains the hair is?

What is the hair follicle?

100

What is the system of skin, nails, and glands?

What is integumentary?

200

What conclusion can a cosmetologist make if a client expresses concern about not being able to grow the hair beyond shoulder length? 

What is the anagen phase of the client's hair growth is shorter than most, so the client's hair will not grow any longer?

200

What is the outermost layer of hair?

What is the hair cuticle?

200

The major elements that make up human hair are referred to?

What is COHNS elements?

200

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

What is the hair bulb?

200

What is the growth phase during which new hair is produced?

What is anagen?

300

What is the phase of the hair growth cycle in which the hair can shed?

What is the telegon phase

300

How much percent of protein is approximately in the hair? 

What is 90 percent?

300

A long chain of amino acids linked by peptide bonds is what kind of chain?

What is a polypeptide chain?

300

A small, cone-shaped area located at the base of the hair follicle that fits into the hair bulb is?

What is the dermal papilla?

300

How is hair growth rate determined?

What is genetics?

400

What are the three main types of body hair?

What is terminal, lanugo, and vellus hair?

400

What type of hair has the largest diameter and usually requires more processing?

What is coarse hair?

400

The three different types of side bonds that link chains of amino acids together are?

What is hydrogen, salt, and disulfide?

400

What structures contain the blood and nerve supply that provide the nutrients needed for hair growth?

What is dermal papillae?

400

What term refers to the scientific study of hair and its diseases and care?

What is trichology?

500

In which phase of the hair growth cycle does the follicle canal shrink and detach from the dermal papilla?

What is catagen phase?

500

The measurement that describes the number of individual hair strands on 1 square inch of the scalp is?

What is hair density?

500

A physical side bond is easily broken by water and heat is what bond?

What is a hydrogen bond?

500

The small, involuntary muscle fiber in the base if the hair follicle is?

What is the arrector pili?

500

The body naturally produces how many of the 20 amino acids that make up air?

What is 11 amino acids?

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