Hair and Scalp
Chemistry
Hairstyling
Haircutting
Chemical Texture
100

The outermost layer of the hair shaft.

What is the Cuticle?

100

The simplest form of matter that cannot be broken down without loss of identity?

What is an Element?

100

Shapes the hair into an "S" pattern through the use of fingers, combs, lotion or gel.

What are finger waves?

100

Surfaces on the head where it changes, such as the parietal ridge, the occipital bone, and the jawline.

What are reference points?

100

An end wrap technique where one paper is used and folded in half over the ends of the hair.

What is a Bookend Wrap?

200

The small, involuntary muscle at the base of the hair follicle.

What is the Arrector Pili muscle?

200

Chemically combining two or more atoms.

What is a molecule?

200

the stationary foundation of a curl, closest to the scalp.

What is the Base?

200

A thin, continuous mark, can be curved or straight, and used as a guide while cutting hair.

What is a line?

200

A conditioner that has an acidic pH, restores the hair's natural pH, and is used after a hydroxide relaxer.

What is Normalizing Lotion?

300

Hair pigment that ranges from red to yellow and blond.

What is Pheomelanin?

300

The rapid oxidation of a substance, accompanied by the production of heat and light.

What is Combustion?

300

The placement of a roller when the least amount of volume is desired.

What is Off-base?

300

The visual line in a haircut where the ends hang together.

What is the weight line?
300

The layer of the hair below the cuticle and is responsible for the strength and elasticity of the hair.

What is the Cortex?

400

The units of structure that build protein and are joined together end to end like pop beads.

What are Amino Acids?

400

Mutually soluble liquids that can be mixed together to form a clear solution.

What is Miscible?

400

The most widely used hair styling product.

What is Hairspray?

400

A guideline that includes a small subsection from the previous section that is moved to the next subsection and becomes the new guideline.

What is a traveling guideline?

400

The common name for a sodium hydroxide relaxer.

What is Lye relaxer?
500

Three types of side bonds that link amino acids together.

What are Hydrogen bonds, Salt bonds, and Disulfide bonds?


500

Being capable of combining with or attracting water.

What is Hydrophilic?

500

Two rows of pin curls, each row rolled in opposite directions, usually on the side of the head.

What are Skip Waves?


500

A tension in your shears that causes the hair to fold instead of cut.

What is loose tension?

500

The active ingredient or reducing agent in an alkaline permanent wave.

What is Ammonium Thioglycolate?

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