In permanent waving, the size of the curl is determined by the _____.

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

The layer of the hair that provides the strength and elasticity to human hair is the _____.

Porous hair _____.

In permanent waving, most of the processing takes place within the first _____.

The three separate components of acid waves are permanent waving solution, activator, and ______.

Permanent wave solution should be rinsed from the hair for at least _____.

The process of rearranging the structure of curly hair into a straighter or smoother form is _____.

Thio relaxers usually have a pH above ____.

Chemical solutions _____ the pH of the hair to an alkaline state.

When should you perform an elasticity test?

Which type of perm is recommended for extremely porous hair?

The reducing agent in permanent waving solution is commonly referred to as _____.

What type of hair is fragile, easier to process and more susceptible to damage from perm service?

A properly processed permanent wave should break and rebuild approximately ___% of the hair's disulfide bonds.

Neutralization rebuilds the _____ bonds that were broken by the waving solution.

This type of perm is activated by heat created chemically within the product?

A perm activated by an outside heat source (usually a conventional hooded dryer) is known as _____.

The action of alkaline permanent waving lotion is to soften and ____ the hair.

Hydroxide relaxers are usually sold in ____ formulas.

If too many ______ bonds are broken in the perming process the hair will be too weak to hold a firm curl.

What is the main ingredient in alkaline perms?

Before giving a relaxer, perform a scalp analysis, testing for porosity and _____ on several areas of the head.

What is the active ingredient in acid waves?

When using a virgin relaxer, apply the relaxer to the ______

How do alkaline perms differ from acid perms?

Hydroxide relaxers permanently straighten hair by removing one of the bonded sulfur atoms in a disulfide bond. What is the name of this process?

Which of the following is an indication of overprocessed hair?

When healthy hair is relaxed, the curl pattern can be safely loosened up to ____ and all frizz eliminated.

The ______ wrap is used to prevent noticeable splits and to blend the flow of the hair.

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