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milady 2012 > chapter 21 > Flashcards

chapter 21 Flashcards

1
Q

Clients who have their hair colored usually visit the salon every how many weeks?

A

3-12 weeks

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2
Q

What is a professional, industry coined term referring to artificial hair coloring products and services?

A

Haircoloring

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3
Q

The what of the client’s hair and the desired results determine which haircolor to use.

A

structure

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4
Q

The cortex, or middle layer of each hair,gives the hair the majority of its strength and elasticity, and contributes about how much percent to the overall strength of the hair?

A

80

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5
Q

The natural coloring pigment food in the cortex layer of the hair is what

A

melanin

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6
Q

Melanin is made from what?

A

Melonocytes

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7
Q

Hair texture is determined by the diameter of individual hair what?

A

Strands

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8
Q

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

A

more tightly

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9
Q

the hair type with a large diameter that can take longer to process hair color is what?

A

coarse textured hair

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10
Q

The ability of the hair to absorb moisture is known as what?

A

porosity

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11
Q

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

A

low porosity

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12
Q

when the cuticle is slightly raised and the hair is normal and processes in an average amount of time, the hair would be said to have what?

A

average porosity

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13
Q

when the cuticle is lifted and the hair is overly porous and takes color quickly, the hair would be said to have what?

A

high porosity

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14
Q

to test for porosity, take several strands from four different areas of the head: the front hairline, the temple, the crown and the what?

A

nape

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15
Q

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

A

eumelanin

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16
Q

they system used by colorist to analyze the lightness or darkness of a hair color is what?

A

the level system

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17
Q

the darkest hair colors in the level system are identified as being a level what?, while the lightest hair color in the level system are what?

A

1; 10

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18
Q

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

A

color wheel

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19
Q

what is described as a property of objects that depends on the light they reflect and is perceived (by the human eye) as red, yellow , blue, or other shades

A

color

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20
Q

the system used for understanding color relationships is the what?

A

laws of color

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21
Q

fundamental or pure colors that cannot be achieved from a mixture are known as what?

A

primary colors

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22
Q

the primary color that brings depth or darkness to any color is what?

A

blue

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23
Q

when all three primary colors are present in equal proportions the resulting color is what?

A

black

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24
Q

a color obtained by mixing equal parts of two primary colors is a what?

A

secondary color

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25
Q

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

A

tertiary color

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26
Q

primary and secondary colors that are positioned opposite each on the color wheel are what?

A

complementary colors

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27
Q

tones can be described as cool warm or what?

A

neutral

28
Q

what tones absorb more light , therefore they look deeper than their actual level?

A

cool

29
Q

what refers to the strength of the color?

A

intensity

30
Q

each color is identified by a number and a letter, with the number indicating the level and the letter indicating the what?

A

tone

31
Q

neutral base colors are often used to what?

A

cover gray hair

32
Q

non oxidative hair color is classified as temporary and what (traditional )

A

semi permanent

33
Q

oxidative haircolor is classified as semipermanent (deposit only) and what (lift and deposit).

A

permanent

34
Q

all hair coloring products require a patch test, with the exception of what

A

temporary colors

35
Q

as part of their composition, all permanent hair coloring products and lighteners contain both a developer and a (n) what?

A

alkalizing ingredient

36
Q

coloring products that have a coating action on the hair and are removed by shampooing are what?

A

temporary colors

37
Q

demipermanent colors are also known as what

A

no lift, deposit- only colors

38
Q

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

A

permanent haircoloring

39
Q

dye precursors that combine with hydrogen peroxide to form larger, permanent dye molecules are called what?

A

aniline derivatives

40
Q

metallic hair colors are also known as what?

A

gradual colors (progressive)

41
Q

what is the most commonly used developer and an oxidizing agent that , when mixed with an oxidation hair color, supplies the necessary oxygen gas to develop the color molecules and create a change in natural hair color.

A

hydrogen peroxide

42
Q

the concentration and strength of hydrogen peroxide is measured in terms of what?

A

volume

43
Q

the standard value of hydrogen peroxide used to achieve most results with permanent hair color is what?

A

20 volume

44
Q

chemical compounds that lighten hair by dispersing, dissolving and decolorizing the natural pigment are what

A

hair lighteners

45
Q

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

A

oxidation

46
Q

the process in which the hair is pre lightened and the toned is known as what?

A

double process application

47
Q

during the process of decolorizing , a natural hair can go through as many as what stages?

A

10 stages

48
Q

what hair colors, also known as vegetable hair colors, such as henna, and colors obtained from the leaves or bark of plants?

A

natural

49
Q

decolorizing the hairs natural pigment allows the colorist to create the exact degree of what?

A

contributing pigment

50
Q

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

A

toners

51
Q

clients with hair in questionable condition who request chemical services should be requires to sign a what?

A

release statement

52
Q

when applying color using the brush and bowl method, the mixing bowl should be what
?

A

non metallic

53
Q

the us federal food, drug and cosmetic act prescribes that the predisposition test be given ?

A

24 to 48 hours prior to application

54
Q

what process lightens hair and deposits color in one application

A

single process haircoloring

55
Q

a what application refers to the first time hair is colored

A

virgin

56
Q

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

A

glaze

57
Q

you should NEVER apply hair color to a client if the scalp has any obvious signs of what?

A

abrasions

58
Q

overlapping hair color on previously tinted hair can cause breakage and create a visible line of what?

A

demarcation

59
Q

what is the first step of double process hair coloring?

A

pre lightening

60
Q

lighteners that have thicker consistency and give more control during scalp application are known as what?

A

cream lighteners

61
Q

powdered per sulfate salts added to hair color to increase its lightening ability are what?

A

activators

62
Q

the part of the hair shaft between the scalp and the hair that has been previously colored is known as what?

A

new growth

63
Q

the coloring technique that involves coloring some strands of hair lighter than the natural color is known as what?

A

highlighting

64
Q

the technique of coloring strands of hair darker than the natural color is what?

A

lowlightening

65
Q

in the weaving foil technique , selected strands are picked up from a narrow section of hair with a what motion?

A

zig zag

66
Q

a patch test is generally conducted behind the ear or where else on the body?

A

inside the elbow

milady 2012 (19 decks)

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