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Clients who have their hair colored usually visit the salon every 2 to 4 weeks.

False - Clients who have their hair colored usually visit the salon every 4 to 12 weeks.

Pheomelanin is the melanin that gives blond and red colors hair.


Base color is the predominant tone of a color.


The classifications of nonoxidative haircolor are demipermanent and permanent.

False - The classifications of nonoxidative haircolor are temporary and semipermanent

Viscosity measures the concentration and strength of hydrogen peroxide.

False - Volume measures the concentration and strength of hydrogen peroxide.

Powdered off-the-scalp lighteners contain persulfate salts for quicker and stronger lightening.


A presoftener acts like a stain to the hair.


Hair that looks gun-metal gray is ready to receive color.

False - Hair that looks gun-metal gray is a real danger sign—the hair is very fragile and may be close to the breaking point.

The natural coloring pigment found in the cortex layer of the hair is:


Hair texture is determined by the diameter of individual hair:


Fine hair takes color faster and can look darker because the melanin granules are grouped:

more tightly

The hair type with a large diameter that can take longer to process hair color is:

coarse-textured hair

The ability of the hair to absorb liquids is referred to as:


When the cuticle of the hair is lifted and the hair is overly porous and absorbs color quickly, the hair porosity is defined as:


The melanin that gives black and brown color to hair is:


The system used by colorists to analyze the lightness or darkness of a hair color is:

the level system

The darkest hair colors in the level system are identified as being a level:


The system used for understanding color relationships is the:

law of color

Fundamental or pure colors that cannot be achieved from a mixture are:

primary colors

The primary color that brings depth or darkness to any color is:


When all three primary colors are present in equal proportions, the resulting color is:


A color obtained by mixing equal parts of two primary colors is a:

secondary color

A color achieved by mixing equal parts of a secondary color and its neighboring primary color on the color wheel is a:

tertiary color

Primary and secondary colors that are positioned opposite each on the color wheel are:

complementary colors

The hue or balance of color seen in the hair is referred to as:


Tones can be described as cool, warm, or:


Colors that can look deeper than their actual level are:

cool tones

Neutral base colors are often used to cover:

gray hair

All hair coloring products require a patch test with the exception of:

temporary colors

As part of their composition, all permanent hair coloring products and lighteners contain both a developer and a(n):

alkalizing ingredient

Coloring products that have a coating action on the hair and are removed by shampooing are:

temporary colors

Demipermanent colors are also known as:

no-lift deposit-only colors

The coloring products that are regarded as the best for covering gray hair are:

permanent haircoloring

Dye precursors that combine with hydrogen peroxide to form larger, permanent dye molecules are called:

aniline derivatives

Natural, vegetable, and metallic hair colors are also known as:

gradual colors

Haircoloring products that change color gradually by progressive buildup and exposure to air contain:

metal salts

The most commonly used developer in hair color is:

hydrogen peroxide

The standard volume of hydrogen peroxide used to achieve most results with permanent haircolor is:

20 volume

Chemical compounds that lighten hair by dispersing, dissolving, and decolorizing the natural pigment are:

hair lighteners

The process where the hair is prelightened and then toned is:

double-process application

Decolorizing the hair's natural pigment allows the colorist to create the exact degree of:

contributing pigment

Hair coloring products that are used primarily on prelightened hair to achieve pale and delicate colors are:


During the process of decolorizing, natural hair can go through as many as:

10 stages

The most critical part of a color service is the:

haircolor consultation

Clients with hair in questionable condition who request chemical services should be required to sign a:

release statement

When applying color using the brush-and-bowl method, the mixing bowl should be:


Before performing a coloring service with an aniline derivative product, the client must have a(n):

patch test

The U.S. Federal Food, Drug and Cosmetic Act prescribes that a predisposition test be given:

24 to 48 hours prior to application

A predisposition test is generally conducted behind the ear or:

inside the elbow

The process that lightens hair and deposits color in one application is a:

single-process hair coloring

Examples of single-process permanent coloring applications are virgin color applications and:

color retouch applications

Overlapping hair color on previously tinted hair can cause breakage and create a visible line of:


When applying color for a single-process retouch application, the color should be applied to the new growth using:

When applying color for a single-process retouch application, the color should be applied to the new growth using:

Lighteners that have a thicker consistency and give more control during scalp application are:

cream lighteners

Powdered persulfate salts added to haircolor to increase its lightening ability are:


The part of the hair shaft between the scalp and the hair that has been previously colored is the:

new growth

The coloring technique that involves coloring some strands of hair lighter than the natural color is:


The technique of coloring strands of hair darker than the natural color is:


In the weaving technique, selected strands are picked up from a narrow section of hair with a:

zigzag motion

The technique using a free-form of painting hair lightener directly on clean, styled hair is:


The process of treating gray or very resistant hair to allow for better penetration of color is:


You should NEVER apply hair color to a client if the scalp has any obvious signs of:


First step of double-process haircoloring


Refers to the first time the hair is colored

Virgin application

Colors obtained from the leaves or bark of plants

Vegetable haircolors

Nonammonia color that adds shine and tone to the hair


Used to equalize porosity


Process by which oxygen is released


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