Chapter 21 review

Each color is a Denna find by a number and a letter with the number indicating the level in the letter indicating the

Clients who have their hair colored usually visit the salon every ( ) weeks.

In the weaving foil technique selecting strands are picked up from the narrow sections of hair with a

All haircoloring products require a patch test with the exception of

Is described as a property of an objects and depends on the light they reflect it is perceived as red yellow blue

The u.s. federal food drug and cosmetic act prescribes that a predisposition test be given

? Tones reflect more light therefore they look lighter than their actual level

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

The natural color pigment found in the cortex layer of the hair is

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

The part of the hair shop between the scalp and the hair that has been previously colored is known as the

Hair texture is determined by the diameter of the individual hair

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

Neutral base colors are often used to

As part of their composition all permanent hair-coloring products and lighteners contain both a developer & a

A color achieving by mixing equal parts of a secondary color and it’s neighboring primary color on the color wheel is

? Application refers to the first time the heck

The cortex or middle layer of each hair gives the hair the majority of its leaves in electricity and contributes about?

Find hair takes color faster and can look darker because the melon granules are grouped

The hair type with large diameter is that can take longer to process hair is called?

What is one of the most valuable tools for identifying a natural level in the hair

The technique using a freeform painting of hair lighter directly on to clean styled hair is

Oxidative Haircoloring is classified as a demipermanent and

What type of melanin gives black and brown color to the hair

Powder persulfate salts added to haircolor to increase its lightning ability are

? Tones absorb more light therefore they look deeper than their actual level

Demipermanent colors are also known as

The concentration and strength of hydrogen peroxide is measured in terms of

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

When the cuticle is slightly raised in the hair is normal and hair processes in an average amount of time

What coloring products are regarded as best for covering gray hair

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

The (?) of the clients hair and the desired results determine which haircolor to use

The coloring techniques that involves coloring some strands of the hair lighter then the natural color is known as

The process in which the hair is prelightened and then toned I’d known as

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

() as a professional industry-coined term referring to artificial hair coloring products and services

The process of treating gray or very resistant hair until owl for better penattrition of color is known as

When is the most critical part of a color service

What is the first step of double process haircoloring

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

to test the porosity take several strands from four different areas the front hairline the temple the crown and the

? Refers to the strength of The color

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

Metallic hair colors are also known as

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

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

The ability of the hair to absorb moisture is known as

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

Dye precursors that combine with hydrogen peroxide to form larger permanent dye permanent dye molecules

When the cuticle is lifted in the hair is overly porous and takes color quickly the hair would be said to have

? Hair colors also known as vegetable hair colors such as henna are colors obtained from the leaves or bark of plants

Tones can be described as cool warm or

The primary colors that bring depth or darkness to any color is

Non-oxidative Haircolor is classified as temporary and

? Is the most commonly used developer an oxidizing agent that when mixed with oxidation haircolor

What unit of measurement identifies the lightness or darkness of a color or the saturation density of color

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

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

What processes lightens hair and deposits color in one application

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

Colors with pigment sea of blue are- where colors with predominance of red&yellow are -colors

When all three primary colors are present and equal proportions the resulting color is

What is a non-ammonia color that adds shine and tone to the hair

The system used for understanding color relationships is the

Chemical compounds that lighten hair by dispersing dissolving and decolonizing the natural pigment are

Before performing a coloring service with an aniline derivative product the client must have a

What hair coloring product is used primarily on pre-lightened hair to achieve pale & delicate colors

When the cuticle is tight and the hair is resistant it is difficult for moisture for chemicals to penetrate

You should never apply hair color to client if the scalp has any obvious signs of

What is the process by which oxygen is released within the cortex of the hair shaft?

A patch test generally can conduct behind the ear or

The darkest hair colors in the level system are defined as being while a lightest hair color in the level system are

Contributing pigments also known as

Lighteners that have a thicker consistency and give more control during scalp application or known as

What type of melanin gives blondes and red colors to the hair

What time describes the predominant Tone of a color

Powder off the scalp lighteners contain persulfate salt for ? And stronger lightening

The standard volume of hydroperoxide used to achieve most results with permanent haircolor is