PSI Cosmetology Theory Exam Questions with 100% Correct Answers

PSI Cosmetology Theory Exam Questions with 100% Correct Answers Soft Water/ Rain water - Answer ️️ -Best for shampooing and allows shampoo to lather freely Hard Water - Answer ️️ -Minerals that lessen the ability of the shampoo to lather Purified water/Deionized water - Answer ️️ -Main ingredient in shampoo Surfactant - Answer ️️ -has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL Hydrophilic Head - Answer ️️ -Attracted to water Lipophilic Tail - Answer ️️ -Attracted to dirts and oils Acid Balanced Shampoo - Answer ️️ -pH of 4.5-5.5 Jheri Redding - Answer ️️ -first to introduce pH balanced shampoo in the 1960s Clarifying Shampoo - Answer ️️ -acidic base to cut through buildup on the hair strand Humectants - Answer ️️ -Most conditioners carry this. Promote retention of moisture Instant conditioners - Answer ️️ -remain on the hair 1-5 minutes Protein Conditoners - Answer ️️ -brown liquids and penetrate into the cortex to temporarily improve porosity and increase elasticity Infraed Lamps - Answer ️️ -may be used with hair treatments and scalp tonics for 5 minutes High Frequency Unit - Answer ️️ -used to normalize oily scalp conditioners! Also never should be used with tonics that contain alcohol Base Control - Answer ️️ -position of the rod in relation to its base section croquignole perm wrap - Answer ️️ -wrapped perpendicular to the scalp starting with the ends Spiral Perm Wrap - Answer ️️ -Wound from the ends to scalp and rods hang vertical Concave Rods - Answer ️️ -most common and have a smaller center circumference Straight Rods - Answer ️️ -uniform circumference