Chapter 15 Chem Texture

Why should cosmetologists study chemical texture services?

• because they are required to inform clients about the parts of the hair that will be affected by a chemical texture service

• because chemical texture services have the potential to damage the hair and cosmetologists should therefore study them to perform these services safely

• because they are licensed to diagnose, treat, prescribe, or work on unhealthy hair and perform any service required in the process

• because chemical texture services are listed under a podiatry license and performing procedures that are listed under any podiatry license is a primary responsibility of cosmetologists

Which of the following is a process that permanently rearranges the structure of curly hair into a straighter or smoother form?

• palm coiling

• Marcel waving

• chemical hair relaxing

• ribboning

Identify the two categories of chemical relaxers commonly used by cosmetologists.

• ammonium sulfate relaxers and cysteamine relaxers

• mercaptamine relaxers and monoethanolamine relaxers

• hydroxide relaxers and ammonium thioglycolate relaxers

• aminomethylpropanol relaxers and glyceryl monothioglycolate relaxers

Identify a difference between lye relaxers and no-lye relaxers.

• Lye relaxers have a pH of 9.0–11.0 and are generally very mild, whereas no-lye relaxers have a pH of 12.5–14.0 and are typically stronger.

• Hydroxide ions are the active ingredient in lye relaxers, whereas the ammonium thioglycolate compound is the active ingredient in no-lye relaxers.

• Lye relaxers are popular among clients when relaxing their hair at home, whereas most stylists choose no-lye relaxers.

• Sodium hydroxide relaxers are commonly called lye relaxers, whereas lithium hydroxide, potassium hydroxide, and guanidine hydroxide relaxers are called no-lye relaxers.

Which of the following relaxers uses reduction and oxidation to break the disulfide bonds and then reform them to a more relaxed hair texture?

• lye relaxers

• thio relaxers

• sodium hydroxide relaxers

• no-lye relaxers

Identify the active ingredient or reducing agent in thio relaxers.

• the ammonium thioglycolate compound

• the sodium thioglycolate compound

• the potassium thioglycolate compound

• the calcium thioglycolate compound

Identify a true statement about keratin-based smoothing treatments.

• They eliminate up to 50 percent of curl.

• They provide most hair textures with silky smooth, shiny, and frizz-free results for up to 12 weeks.

• They are used to permanently smooth curly and wavy hair textures and eliminate frizz.

• They are considered the safest smoothing treatments as they seldom contain formaldehyde-producing agents.

Which of the following relaxer products is used for added skin protection around the hairline, the nape, and the top and back of the ears and is also used on the scalp for sensitive skin?

• a conditioner

• a base cream

• a normalizing lotion

• a styling cream

You should perform a patch test at least two days before a scheduled chemical texture service to ensure that __________.

• the relaxer is the right strength

• the scalp is free of blemishes, abrasions, rashes, infections, or noticeably thin or balding areas

• the hair is healthy enough to undergo a relaxing service

• the client is not allergic to the chemical texture product you plan to use for the service

Which of the following statements is true of a virgin relaxer service?

• It includes the strand without the porous ends.

• It includes only the new growth.

• It begins on the midshaft.

• It starts 0.25 to 0.5 inch away from the scalp.