Permanent Wave ChemistryOnline version Choose the correct answer. by Rosalind Carter 1 Adding wave or curl to the hair is called: a curl re-forming b flat ironing c relaxing d permanent waving 2 Citra has an appointment today with Holly, a client with straight, dark, shoulder-length hair. Holly has worn her hair this way for several years, and feels that it's time for a change. After discussing their options, Holly and Citra decide that the best choice for her is a permanent wave.During the client consultation, Citra identifies Holly's hair as mildly porous. With this in mind, which type of perm would be an appropriate choice for Holly? a exothermic wave b acid-balanced wave c true acid wave d cold wave 3 Breaking the side bonds of the _____ makes it possible to change the natural wave pattern of the hair. a medulla b follicle c cortex d cuticle 4 The reduction reaction in permanent waving is due to the addition of _____. a ammonia b hydrogen c oxygen d sulfur 5 In permanent waving, _____ stops the action of the waving solution and rebuilds the hair into its new curly form. a ammonium thioglycolate b hydroxide neutralization c thio neutralization d thioglycolic acid 6 According to the image "pH of Perm Solutions," which type of permanent wave is the most acidic? a acid-balanced wave b true acid wave c thio-free wave d exothermic wave Feedback 1 Permanent waving is the process of adding wave or curl to the hair. 2 Since Holly's hair is mildly porous, the most appropriate types of waves for her include the acid-balanced wave, ammonia-free wave, and thio-free wave.
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