PSI COSMETOLOGY PRACTICE EXAM 2024/2025 updated Questions And Answers 100% correct Verified

When using a chemical relaxer, which of the following must you avoid using?bleaches or high-lift color products All of the following are reasons to perform a strand test EXCEPTto determine the type of shampoo that is best for the hair When using a chemical relaxer, it changes the shape of the hair by breaking down which of the following?disulfide bonds When preparing for a virgin relaxer application, which of the following would be done FIRST?performing test for elasticity and porosity Which of the following is the term for a permanent wrap when it is wrapped from the ends to the scalp in overlapping layers?croquignole perm wrap In a relaxer, which of the following active ingredients has a 9.6-10.0 pH?ammonium thioglycolate When anaylizing the hair before a chemical relaxer, it is necessary to evaluate the hair for all of the following EXCEPTcolo