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Clincal StateBoard > Chemical Texture Services > Flashcards

Chemical Texture Services Flashcards

1
Q

The chemical texture service that looses overly curly hair or changes tightly curly or coiled hair into loose curls or waves is __________

A

curly re-forming

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2
Q

the layer of the hair that provides the strength and elasticity of human hair is the ____________

A

cortex

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3
Q

the natural ph of hair is between ___________-

A

4.5 and 5.5

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4
Q

in permanent waving, the size of the curl is determined by the __________

A

size of the rod

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5
Q

the technique of wrapping the hair at an angle of 90 degrees or perpendicular to its base section is ______________

A

half off base placement

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6
Q

the basic types of wrapping the hair around a perm rod are the spiral and _____________

A

croquignole perm technique

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7
Q

a reduction reaction involves either the addition of hydrogen or the removal of ______________

A

oxygen

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8
Q

most cold waves have a pH between ___________

A

9.0 to 9.6

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9
Q

the three seperate components of acid waves are permanent waving solution, activator, and _________

A

neutralizer

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10
Q

an endothermic wave is activated by __________

A

an outside heat source

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11
Q

permanent wave solution should be rinsed from the hair for at least _____________

A

5 minutes

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12
Q

the process of rearranging the structure of curly hair into a straighter or smoother form is ___________

A

chemical hair relaxing

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13
Q

thio relaxers usually have a pH above ___________

A

10

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14
Q

hydroxide ion’s left in the hair after a relaxer can be neutralized using a(n) __________

A

acid- balanced shampoo

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15
Q

which type of relaxer contains only one component and is used exactly as it packaged with no mixing necessary?

A

metal hydroxide relaxers

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16
Q

lithium hydroxide and potassium hydroxide relaxers are often advertised and sold as ___________

A

no mix- no lye relaxers

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17
Q

which type of bonds are realtively weak physical side bonds that the result of an attraction between negative and positive electrical charges?

A

salt bonds

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18
Q

which type of rod is also knows as a circle rods?

A

loop ends

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19
Q

for on-base placement, the hair is wrapped at ______ beyond perpendicular to it’s base section, and the rod is positioned on its base

A

45 degrees

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20
Q

which of the these permanent waves process at room temperature?

A

acid balanced waves

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21
Q

chemical solutons ________ the pH of the hair to an alkaline state

A

raise

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22
Q

when should you perform an elasticity test?

A

before perming the hair

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23
Q

porous hair ____________

A

could be damaged by a highly alkaline permanent waving solution

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24
Q

GMTG, the primary reducing agent in almost acid waves, has ___________

A

a low pH

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25
Q

true acid waves have a pH between ___________

A

4.5 and 7.0

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26
Q

ammonia- free waves _________

A

have very little odor

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27
Q

in permanent waving, most of the processing, takes place within the first ____________

A

5 to 10 minutes

28
Q

with extremely curly hair, the twists are the __________ sections of the hair strands

A

thinnest and weakest

29
Q

one safety precaution of permanent waving is to ___________

A

examine scalp before the perm service

30
Q

relaxers are _________ can literally melt or dissolve hair if used incorrectly

A

extreme alkaline

31
Q

if the client’s hair has been treated with a hydroxide relaxer, it means the hair __________

A

will not hold a curl when applying a thio relaxer or thio permanent

32
Q

a _______ is a perm wrap in which one end paper is placed under and another is placed over the strand of hair being wrapped

A

double flat wrapped

33
Q

which type of rods are usually about 12 inches (30.5 centimeters) long with a uniform diameter along the entire length of the rod?

A

soft bender rods

34
Q

thioglycolic acid ______

A

is a common reducing agent

35
Q

the _________ is the innermost layer of the hair

A

medulla

36
Q

the partings and bases radiate through the panels to follow the curvature of the head in which type of the wrap?

A

curvature type of wrap

37
Q

the chemical bonds that join amino acids together are called _________

A

peptide bonds

38
Q

a ________ is a type of perm wrap in which the hair is wrapped at an angle other than perpendicular to the length of the rod

A

spiral perm wrap

39
Q

which of the following is a method of hair straightening that combines the use of a thio relaxer with flat ironing?

A

japanese thermal straightening

40
Q

which of the relaxer requires the application of a protective base cream of the entire scalp prior to the application of the relaxer?

A

base relaxer

41
Q

the middle layer of the hair is the ___________

A

cortex

42
Q

which of these types of wraps that use one end paper folded in half over the hair ends like an envelope?

A

bookend wrap

43
Q

which of these terms refers to the angle at which the rod is positioned on the head horizontally, vertically, or diagonally?

A

base direction

44
Q

a ____________ is a wrapping pattern in which all the rods within a panel move in the same direction and are positioned on equal-sized bases

A

basic permanent wrap

45
Q

which of these are classified as a lye-based relaxer?

A

sodium hydroxide relaxer

46
Q

which rods are equal in diameter along their length or curling area?

A

straight rods

47
Q

which of these terms refers to the thickness or thinness of a liquid?

A

viscosity

48
Q

the ________ is the tough exterior layer of the hair

A

cuticle

49
Q

which of these terms refers to the position of the rod in relation to its base section?

A

base placement

50
Q

a ____________ is a type of wrap in which the hair is wrapped on one rod from the scalp to midway down the hairshaft, and another rod is used to wrap the remaining hair stand in the same direction

A

piggyback wrap

51
Q

which of these stops the action of the waving solution and rebuilds the hair into its new curly form?

A

thio neutralization

52
Q

long chains of amino acids joined together by peptide bonds are known as ____________

A

polypeptide chains

53
Q

the process by which hydroxide relaxers permanently straighten hair is called __________

A

lanthionization

54
Q

hydrogen bonds can be broken by ___________

A

either water or heat

55
Q

the reducing agent used in permanent waving solutions is commonly referred to as ___________

A

thio

56
Q

manufactures add an alkalizing agent of waving solutions because the acid in the solutions _______________

A

does not swell the hair or penetrate into the cortex

57
Q

a ph of 7.0 is __________ than the pH of hair

A

100 times more alkaline

58
Q

most of the acid waves found in today’s salon have a pH between __________

A

7.8 and 8.2

59
Q

which of the following is not considered a main component of an exothermic wave?

A

concentrator

60
Q

an endothermic chemical reaction is one that absorbs _________ from its surroundings

A

heat

61
Q

which type of perm is recommended for extremely porous hair?

A

true acid wave

62
Q

what is the most common neutralizer?

A

hydrogen peroxide

63
Q

when rinsing the hair after the recommended processing time has elapsed it is recommended that you ____________

A

smell the hair to determine if it still smells like perming solution

64
Q

japanese thermal straightening ____________

A

is sometimes called thermal reconiditiong

65
Q

mild-strength relaxers are formulated for _________

A

fine, color-treated or damaged hair

Clincal StateBoard (1 decks)

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