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SC Cosmotology State Board Milady > Chapter 20-Chem Services > Flashcards

Chapter 20-Chem Services Flashcards

1
Q

The chemical texture service that loosens overly curly hair into loose curls or waves is:

A

Curl re-formation

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2
Q

The layer of the hair that provides strength and elasticity is the:

A

Cortex

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3
Q

The natural pH of hair is:

A

5.0

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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 at a 90° angle or straight out from the center is…

A

Half off base placement

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6
Q

The two basic types of wrapping hair around a perm rod are the spiral method and…

A

The Croquignole method

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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 alkaline permanent waves have a pH between…

A

9.0 and 9.6

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9
Q

The basic components of acid waves are permanent wave solution, activator and…

A

Neutralizer

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10
Q

And endothermic wave must be activated using a (n)…

A

Outside heat source

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11
Q

Permanent wave solution should be rinsed from the hair for a minimum of…

A

Five minutes

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12
Q

The process of rearranging extremely curly hair into a straighter or smoother form is…

A

Chemical hair relaxing

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13
Q

Thio chemical relaxer’s usually have a pH value above…

A

10

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14
Q

Hydroxide ions left in a Hair after a relaxer can be neutralized using an…

A

Acid balanced shampoo

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15
Q

Which type of relaxer contains one component and is used without any additional mixing?

A

Metal hydroxide relaxers

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16
Q

Lithium hydroxide relaxers and potassium hydroxide relaxers are often advertised and sold as…

A

No lye relaxers.

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17
Q

Which type of bonds are relatively weak physical side bonds that are 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 commonly known as a circle rod?

A

Loop rods

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19
Q

For on-base placement the hair is wrapped at a_________Angle beyond perpendicular to its base section and the rod is positioned on its base.

A

45

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20
Q

True or false:

An ammonia free wave processes at room temperature.

A

True!

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21
Q

When should you perform an elasticity test?

A

before perming the hair

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22
Q

Do chemical texturizers raise or lower the pH of the hair?

A

Raise

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23
Q

True or false:

Porous hair cannot be damaged by a highly alkaline permanent waving solution.

A

False!

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24
Q

GMTG the primary reducing agent in all acid waves has a ______PH.

A

Low

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25
Q

True or false:

True acid waves require heat to process.

A

True.

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26
Q

True or false:

Ammonia free waves are not damaging.

A

False!

27
Q

In permanent waving most of the processing takes place within…

A

The first 5 to 10 minutes

28
Q

True or false

With permanent waving it is not necessary that you examine the scalp before the service

A

False.

29
Q

With extremely curly hair the twists are the……… Sections of the hair strands.

A

Thinnest and weakest.

30
Q

Relaxers are:
a. extremely alkaline

B. extremely acidic

c. mildly alkaline
d. mildly acidic

A

A: extremely alkaline

31
Q

True or false:

If the clients hair has been treated with a hydroxide relaxer it will hold a curl.

A

False!

32
Q

What is the name for a perm wrap in which one and paper is placed under and another is placed over the strand of hair being wrapped?

A

Double flat wrap

33
Q

Which type of rods are usually about 12 inches long with a uniform diameter along the entire length?

A

Soft bender rods

34
Q

True or false:

Thioglycolic acid is a common reducing agent.

A

True!

35
Q

What is the innermost layer of the hair called?

A

Medulla.

36
Q

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

A

Curvature permanent wrap

37
Q

The chemical bonds that join amino acids together are called?

A

Peptide bonds

38
Q

Which type of perm is wrapped with the hair wrapped at an angle other than perpendicular to the length of the rod?

A

Spiral perm wrap.

39
Q

Which method is used to straighten hair combining the use of a thio relaxer with flat ironing?

A

Japanese thermal straightening

40
Q

Which type of relaxer requires the application of a protective base cream to 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

What is the term that refers to the angle at which the rod is positioned on the head?

A

Base direction

43
Q

What is the name of the wrap that uses one end paper folded in half over the hair and like an envelope?

A

Bookend

44
Q

What is the name of the wrapping pattern in which all the rods within a panel move in the same direction and are positioned on equal sized bases?

A

Basic perm wrap

45
Q

Which of these are commonly known as lye relaxers?

A. metal hydroxide relaxers

B. Carbonate hydroxide relaxers

C. Sodium hydroxide relaxers

D. Iron hydroxide relaxers

A

C. Sodium hydroxide relaxers

46
Q

Which perm rods are equal in diameter along the entire length or curling area?

A

Straight rods

47
Q

What is the term that refers to the thickness or thinness of a liquid?

A

Viscosity

48
Q

What is the name of the tough exterior layer of the hair?

A

Cuticle

49
Q

What is the term that refers to the position of the rod in relation to its base section?

A

Base placement

50
Q

What is the name of the type of wrap in which the hair is wrapped on one rod from the scalp to midway down the hair shaft?

A

Piggyback wrap

51
Q

What solution 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

Manufacturers add an alkalizing agent to weaving solutions because the acid in them…

A swells the hair

B. Penetrates into the cortex

C. Both swells the hair and penetrates into the cortex

D. Neither swells the hair nor penetrates into the cortex

A

D. Neither swells the hair nor penetrates into the cortex

57
Q

True or false

A pH of seven is 100 times more alkaline than the pH of hair.

A

True

58
Q

Most of the acid waves found in today’s salons have a pH between…

A

7.8 and 8.2

59
Q

What are the three main components of an exothermic wave?

A

Permanent waving solution

Neutralizer

Activator

60
Q

What is the most common neutralizer?

A

Hydrogen peroxide

61
Q

You should always smell the hair after the recommended time has elapsed after rinsing a permanent wave.

True or false

A

True

62
Q

True or false

Japanese thermal straightening is sometimes called thermal reconditioning

A

True

63
Q

Mild strength relaxers are formulated for…

A

Fine, color treated, or damaged hair

64
Q

What is the temporary bond that forms when sodium hydroxide is rinsed from the hair?

A

Lanthionization

SC Cosmotology State Board Milady (16 decks)

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