Hair Lightening

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

• protein
• melocytes
• melanin
• keratin

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

• fine-textured hair
• medium-textured hair
• coarse-textured hair
• long hair

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

• elasticity
• porosity
• density
• flexibility

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
• Average porosity
• High porosity
• Low density

As part of their composition, all permanent haircoloring products and lighteners contain both a developer and a(n) _____.

• decomposing agent
• acidic agent
• alkalizing ingredient
• neutralizing ingredient

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

• Ammonia peroxide
• Hydrogen propitiator
• Hydrogen peroxide
• Potential activators

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

• viscosity
• porosity
• density
• volume

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

• hair oxidizers
• hair decolorizers
• hair lighteners
• hair levels

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

• Oxidation
• Hydration
• Lightening
• Depositing

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

• single-process color
• double-process application
• color enhancement application
• special effects color