PSI COSMETOLOGY THEORY ACTUAL EXAM
2026 QUESTIONS WITH ANSWERS GRADED
A+
◉ 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
2026 QUESTIONS WITH ANSWERS GRADED
A+
◉ 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
