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Chapter 21
Haircolor
Question | Answer |
---|---|
Clients who have their hair colored usually visit the salon every 2 to 4 weeks. | False |
Pheomelanin is the melanin that gives blond and red colors hair. | True |
Base color is the predominant tone of a color. | True |
The classifications of nonoxidative haircolor are demipermanent and permanent. | False |
Viscosity measures the concentration and strength of hydrogen peroxide. | False |
Powdered off-the-scalp lighteners contain persulfate salts for quicker and stronger lightening. | True |
A presoftener acts like a stain to the hair. | True |
Hair that looks gun-metal gray is ready to receive color. | False |
The natural coloring pigment found in the cortex layer of the hair is: | melanin |
Hair texture is determined by the diameter of individual hair: | strands |
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: | porosity |
When the cuticle of the hair is lifted and the hair is overly porous and absorbs color quickly, the hair porosity is defined as: | high |
The melanin that gives black and brown color to hair is: | eumelanin |
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: | 1 |
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: | Blue |
When all three primary colors are present in equal proportions, the resulting color is: | brown |
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: | Tone |
Tones can be described as cool, warm, or: | neutral |
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: | toners |
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: | nonmetallic |
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: | demarcation |
When applying color for a single-process retouch application, the color should be applied to the new growth using: | 1/4-inch partings |
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: | activators |
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: | highlighting |
The technique of coloring strands of hair darker than the natural color is: | lowlighting |
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: | baliage |
The process of treating gray or very resistant hair to allow for better penetration of color is: | presoftening |
You should NEVER apply hair color to a client if the scalp has any obvious signs of: | abrasions |
First step of double-process haircoloring | Prelightening |
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 | Glaze |
Used to equalize porosity | Fillers |
Process by which oxygen is released | Oxidation |