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A comprehensive set of multiple-choice questions and answers related to hair relaxing and permanent waving techniques. It covers key concepts such as the chemistry of relaxers, the different types of relaxers, the process of applying relaxers, and the importance of safety precautions. Designed to help students prepare for cosmetology exams and gain a deeper understanding of hair care practices.
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When working with hair that has been chemically relaxed, you should avoid using: ✔✔Hot irons Incorrect placement of the rubber band of perm rods will cause band marks or: ✔✔Breakage When performing test curls, the rod should be unwound approximately: ✔✔1 1/2 turns When checking for test curl development, the teest curl should relfect: ✔✔firm S formation The term used to describe removing excess water before the application of a neutralizer is: ✔✔Rinsing Performing texture services involves poerful chemicals that must be handled with: ✔✔Caution To avoid excessive stretching of the hair when combing out tangles, use a: ✔✔Wide-toothed comb To avoid scalp irritation, prior to the application of a hydroxide relaxer never: ✔✔Shampoo the hair Curl re-formation does not straighten the hair, it simply makes the existing curl: ✔✔larger and looser Conditioners with an acidic pH that condition and normalize hair prior to shampooing are: ✔✔Normalizing lotions
To avoid coverprocessing during a retouch relaxer application, wait until the last few minutes of processing to apply relaxer to the area: ✔✔closest to the scalp The strength of relaxers is determined by the concentration of : ✔✔hydroxide Cream used to protect the skin and scalp during a hair relaxing process is: ✔✔base cream Ammonium sulfite and ammonium bisulfite are marketed as: ✔✔mild alternative relaxers lithium hydroxide relaxers and potassium hydroxide relaxers are advertised asn sold as: ✔✔no- lye relaxers A relaxer with two components mixed immediately prior to use is: ✔✔guanidine hydroxide relaxer The main reducing agent in alkaline permanents is: ✔✔Ammonium thioglycolate The primary low pH reducing agent in acid waves is : ✔✔glyceryl monothioglycolate An exothermic chemical reaction produces: ✔✔heat The basic components of acid waves are permanent wave solution and: ✔✔activator and neutralizer An endothermic wave must be activated using a ✔✔outside heat source The basic components of acid waves are permanent wave solution and: ✔✔Activator and neutralizer An endothermic wave must be activated using a: ✔✔outside heat source
Hydroxide ions left in the hair after a relaxer can be neutralized using a : ✔✔acid-balanced shampoo Relaxers containing one component used without any additional mixing are: ✔✔metal hydroxide relaxers Sodium hydroxide relaxers (NaOH) are commonly called: ✔✔lye relaxers