Chemical Texture Services

Hair Services that cause a chemical change that permanently alters the natural wave pattern of the hair are called:

• thermal styling

• chemical texture services

• wet setting

• haircoloring services

A strong, compact cuticle makes for:

• damaged hair

• easily permed hair

• resistant hair

• porous hair

Porous, damaged, or chemically treated hair requires a perm solution that is:

• high pH

• more alkaline

• stronger alkaline

• less alkaline

Changing the natural wave pattern of the hair is made possible by the breaking of the:

• side bonds

• peptide bonds

• end bonds

• polypeptide chain

Of the three types of side bonds, disulfide bonds are the:

• most easily broken

• strongest

• weakest

• most numerous

Salt bonds are easily broken by:

• water

• blow dryers

• changes in pH

• high humidity

An example of a physical change is a:

• chemical relaxing

• soft curl permanent

• permanent wave

• wet set

Hydrogen bonds are very weak, but they account for about ____ of the hair's total strength.

• 1/2

• 1/3

• 1/4

• 1/6

By making a point of keeping accurate, up-to-date client records, you will:

• take longer to perform a service

• annoy the client

• improve your technical skills

• repeat past mistakes

The most important factors to consider in a hair analysis for chemical texture services are texture, density, porosity, elasticity, and:

• length

• hairline

• color

• grow direction