Chemical services performed on overly porous hair require solutions that are:
low pH
100
More than any other single factor the ability of the hair to hold a curl is determined by:
Elasticity
100
The perm wrap end paper technique that provides the most control over the hair ends and keeps them evenly distributed over the length of the rod is:
Double flat wrap
100
To speed up processing, a true acid wave may need:
The heat of a hair dryer
100
Smoothing is never done with:
The teeth of a comb
200
In a virgin relaxer application, begin applying product:
At the back of the head
200
During a relaxer retouch application, do not:
Overlap the relaxer onto previously relaxed hair
200
To avoid scalp irritation during a hydroxide relaxer service:
Do not shampoo before the relaxer service
200
The layer of the hair that is affected most by chemical texture services is the:
Cortex
200
Caution should be used with on base perm rod placement to avoid:
Stress on the hair
300
In a croquignole wrap, the hair is wound from:
Ends to scalp
300
The most common neutralizer used with thio relaxers is:
Hydrogen Peroxide
300
During the hair analysis, an evaluation of the porosity will help determine:
How strong the product can be without damaging the hair
300
Chemical texture services use products that raise the pH of the hair to:
Soften and swell the hair shaft
300
A perm wave that creates a chemical reaction that heats up the solution and speeds up the processing is called:
Exothermic
400
The main active ingredient in alkaline permanent waves is:
Ammonium Thioglycolate
400
Chemical side bonds that are formed when the sulfur atoms in adjacent protein chains are joined together are:
Disulfide Bonds
400
Sodium Hydroxide relaxers are commonly called:
Lye Relaxers
400
When a disulfide bond becomes a lanthionine bond, it:
Can never be reformed
400
What is the key difference between thio relaxers and hydroxide relaxers?
Hydroxide relaxers break the disulfide bonds permanently
500
What do you do with your sectioning clippies and perm rods after use?
Clean and disinfect by complete immersion or stored in a container for soiled or dirty items until the implements can be properly cleaned at the end of the day
500
To be an effective disinfectant, how must a bleach solution be mixed?
Bleach solution mixed daily at a minimum standard of 3/4 cup bleach to a gallon of water
500
How are all bottles and containers containing alcohol or bleach disinfectants to be stored?
Properly labeled as to its contents and date mixed. Stored in covered container
500
When will your cosmetology license expire?
April 30th every 2 years
500
The protective layer of the skin that mixes sebum (oil) and sweat is called: