The layer of the hair that provides 80% of it's strength and elasticity is:
What is the cortex
100
Haircolor levels are arranged on a scale from
What is 1-10
100
Which type of haircolor penetrates the hair shaft and is formulated to deposit but not lift color?
What is demipermanent
100
To provide maximum lift in a one-process color service, most high-lift colors require:
What is a 40-volume developer
100
The three forms of hair lighteners are
What is oil, cream, and powder
200
In individual hair strands, hair texture is determined by the:
What is diameter
200
Hair color tones can be described as
What is warm, neutral, or cool
200
Temporary color pigment molecules do not penetrate because they are:
What is too small
200
During the decolorization process, natural hair can go through as many as:
What is 10 stages
200
To produce a haircolor that looks natural, how many primary colors must be present?
What is all 3 primary colors
300
The melanin that gives blond and red colors to hair is called:
What is pheomelanin
300
Which color will help minimize orange tones in the hair
What is blue
300
Semipermanent hair color on average should last:
What is 4 to 6 weeks
300
Overlapping color can cause breakage and create a sign of roots or
What is a line of demarcation
300
A (n) _______ is a chemical compound that lightens hair by dispersing, dissolving, and decolorizing the natural hair pigment
What is activator
400
What is the proper way to write the term that refers to the natural color of hair?
What is hair color
400
Red added to blue-based colors will cause them to appear
What is lighter
400
The strongest and only cool primary color is:
What is blue
400
In _________, selected strands are picked up from a narrow section of hair with a zigzag motion of the comb, and lightener is applied only to these strands
What is weaving
400
For clients with 80 to 100 percent gray, which haircolor is generally most flattering?
What is a blond shade
500
If the cuticle is lifted, allowing the hair to take color quickly, the hair is said to have
What is high porosity
500
Equal proportions of primary colors will produce:
What is brown
500
Which type of haircolor lightens and deposits color at the same time and in a single process because it is more alkaline than no-lift deposit-only colors and is usually mixed with a higher-volume developer?
What is permanent haircolor
500
To cover unpigmented hair in a salt-and-pepper client, the color formulation should be:
What is two levels lighter than the natural level
500
The process of pretreating gray or very resistant hair to allow for better penetration is known as: