Haircoloring Chapter 21 Quiz

Questions and Answers

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

four to eight

___________________ is a professional, industry-coined term referring to artificial hair coloring products and services.

Haircolor

The ____________ of the client's hair and the desired results determine which hair color to use.

structure

The cortex, or middle layer of each hair, contributes about ________ percent to the overall strength of the hair.

80 Signup and view all the answers

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

melanin Signup and view all the answers

Hair texture is determined by the diameter of individual hair ____________.

strands Signup and view all the answers

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

more tightly Signup and view all the answers

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

coarse-textured hair Signup and view all the answers

The ability of the hair to absorb moisture is known as ____________.

porosity Signup and view all the answers

When the cuticle is tight and the hair is resistant, it is difficult for moisture or chemicals to penetrate. What term describes this condition?

Low porosity Signup and view all the answers

When the cuticle is slightly raised and the hair is normal and processes in an average amount of time, the habit would be said to have ________________.

average porosity Signup and view all the answers

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

high porosity Signup and view all the answers

To test for porosity, take several strands from four different areas of the head: the front hairline, the temple, the crown, and the _____________.

nape Signup and view all the answers

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

Eumelanin Signup and view all the answers

What type of melanin gives blond and red colors to the hair?

Pheomelanin Signup and view all the answers

Contributing pigment, also known as _____, is the varying degrees of warmth exposed during a permanent color or lightening process.

undertone Signup and view all the answers

What unit of measurement identifies the lightness or darkness of a color?

Level Signup and view all the answers

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

the level system Signup and view all the answers

The darkest hair colors in the level system are identified as being a level _, while the lightest hair colors in the level system are __.

1; 10 Signup and view all the answers

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

Color wheel Signup and view all the answers

__________ is described as a property of objects that depends on the light they reflect and is perceived as red, yellow, blue, or other shades.

Color Signup and view all the answers

The system for understanding color relationships is the ___________.

law of color Signup and view all the answers

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

primary colors Signup and view all the answers

Colors with a predominance of blue are _ colors, whereas colors with a predominance of red and/or yellow are _ colors.

cool; warm Signup and view all the answers

The primary color that brings depth or darkness to any color is _______.

blue Signup and view all the answers

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

black Signup and view all the answers

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

secondary color Signup and view all the answers

A color achieved by mixing a secondary color and its neighboring primary color on the color wheel is a ____________.

tertiary color Signup and view all the answers

Primary and secondary colors that are positioned opposite each other on the color wheel are ______________.

complimentary colors Signup and view all the answers

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

tone Signup and view all the answers

Tones can be described as cool, warm, or ____________.

neutral Signup and view all the answers

__________ tones reflect more light, therefore they look lighter than their actual level.

Warm Signup and view all the answers

__________ tones absorb more light, therefore they look deeper than their actual level.

Cool Signup and view all the answers

____________ refers to the strength of the color.

Intensity Signup and view all the answers

What term describes the predominant tone of a color?

Base Signup and view all the answers

Each color is identified by a number and a letter, with the number indicating the level and the letter indicating the __________.

tone Signup and view all the answers

Neutral base colors are often used to ___________.

cover gray hair Signup and view all the answers

Non-oxidative haircolor is classified as temporary and __________ (traditional).

natural Signup and view all the answers

Oxidative haircolor is classified as demipermanent (deposit only) and _____ (lift and deposit).

permanent Signup and view all the answers

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

temporary colors Signup and view all the answers

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

alkalizing ingredients Signup and view all the answers

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

temporary colors Signup and view all the answers

Demipermanent colors are also known as ____________.

no-lift, deposit-only colors Signup and view all the answers

What coloring products are regarded as best for covering gray hair?

Permanent haircoloring Signup and view all the answers

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

aniline derivatives Signup and view all the answers

Metallic haircolors are also known as __________.

gradual colors Signup and view all the answers

_______________ haircolors, also known as vegetable hair colors, such as henna, are colors obtained from the leaves of bark of plants.

Natural Signup and view all the answers

Hair coloring products that change color gradually by progressive buildup and exposure to air contain __________.

metallic salts Signup and view all the answers

___________ is the most commonly used developer and an oxidizing agent that supplies the necessary oxygen gas to develop the color molecules.

Hydrogen peroxide Signup and view all the answers

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

volume Signup and view all the answers

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

20 volume Signup and view all the answers

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

hair decolorizers Signup and view all the answers

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

Oxidation Signup and view all the answers

The process in which the hair is pre-lightened and then toned is known as ________________.

double-process application Signup and view all the answers

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

10 stages Signup and view all the answers

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

contributing pigment Signup and view all the answers

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

Toners Signup and view all the answers

When is the most critical part of a color service?

Haircolor consultation Signup and view all the answers

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

release statement Signup and view all the answers

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

nonmetallic Signup and view all the answers

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

patch test Signup and view all the answers

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

24 to 48 hours prior to application Signup and view all the answers

What process lightens hair and deposits color in one application?

Single-process haircoloring Signup and view all the answers

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

color retouch applications Signup and view all the answers

A ___________ application refers to the first time the hair is colored.

virgin Signup and view all the answers

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

Glaze Signup and view all the answers

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

abrasions Signup and view all the answers

Overlapping haircolor on previously tinted hair can cause breakage and create a visible line of ______________.

demarcation Signup and view all the answers

What is the first step of double-process haircoloring?

Pre-lightening Signup and view all the answers

Lighteners that have a thicker consistency and give more control during scalp application are known as ________.

cream lighteners Signup and view all the answers

Powdered persulfate salts added to haircolor to increase its lightening ability are ____________.

accelerators Signup and view all the answers

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

quicker Signup and view all the answers

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

new growth Signup and view all the answers

The coloring technique that involves coloring some strands of hair lighter than the natural color is known as ______________.

highlighting Signup and view all the answers

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

lowlighting Signup and view all the answers

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

zigzag motion Signup and view all the answers

The technique using a free-form painting of hair lightener directly onto clean, styled hair is _____________.

baliage Signup and view all the answers

The process of treating gray or very resistant hair to allow for better penetration of color is known as __________.

pre-softening Signup and view all the answers

A patch test is generally conducted behind the ear or _________.

inside the elbow Signup and view all the answers

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

1/4 inch partings Signup and view all the answers

Study Notes

Hair Coloring Basics

Clients typically return for color maintenance every four to eight weeks.
"Haircolor" refers to artificial hair coloring products and services.

Hair Structure and Pigmentation

The hair's structure and the desired results influence the choice of hair color.
The cortex contributes approximately 80% to the hair's overall strength and elasticity.
Melanin is the natural pigment responsible for hair color, found in the cortex.

Hair Texture and Porosity

Hair texture is determined by the diameter of individual strands.
Fine hair processes color quickly due to tightly grouped melanin granules.
Coarse-textured hair has a larger diameter and takes longer to color.
Porosity is the hair's ability to absorb moisture, categorized into low, average, and high porosity based on cuticle condition.

Understanding Color

Eumelanin produces black and brown hair colors, while pheomelanin gives rise to blond and red shades.
Contributing pigment, or undertone, reflects warmth during color or lightening processes.
The level system is used to analyze hair color's lightness or darkness, with levels ranging from 1 (darkest) to 10 (lightest).

Color Wheel and Relationships

The color wheel aids in identifying the natural hair level and understanding color relationships.
Primary colors cannot be achieved through mixing, while secondary and tertiary colors result from combining primary colors.
Complimentary colors are opposite each other on the color wheel and balance colors.

Tone and Base

Tone refers to the hue seen in hair, described as cool, warm, or neutral.
Warm tones reflect more light, appearing lighter; cool tones absorb light, appearing darker.
Bases are the predominant tones identified in color formulations.

Types of Haircolor

Non-oxidative haircolor includes temporary and natural colors, while oxidative haircolor includes demipermanent and permanent options.
Permanent haircolor is best for covering gray hair.
Patch tests are essential for most permanent haircolors except temporary colors.

Application Techniques

Single-process haircoloring lightens and deposits color in one application; examples include virgin and color retouch applications.
Double-process applications involve pre-lightening followed by toning.
Various techniques like highlighting, lowlighting, balyage, and foil highlighting allow for creative coloring options.

Chemical Components

Hydrogen peroxide is the commonly used developer for oxidation processes.
The strength of hydrogen peroxide is measured in volume; 20 volume is standard for most permanent color results.
Hair decolorizers chemically lighten hair by dispersing natural pigment.

Rules and Safety

A release statement is required for clients with questionable hair condition requesting chemical services.
Hair should never be colored on a scalp with visible abrasions.
Proper consultation is critical for a successful color service, emphasizing the importance of client involvement and well-being.

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Description

Test your knowledge on haircoloring concepts and terminology with this quiz based on Chapter 21. Each question focuses on essential definitions and practices in the hair coloring industry. Perfect for students in cosmetology or beauty courses!