Review Latest Update 2025-2026 Exam 190
Questions with 100% Verified Correct Answers
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- CORRECT ANSWER: scissor over comb work narrow sections but no wider than the
comb
A client received a permanent wave four weeks ago. She complains that her hair is
straight. It is not frizzy. She asks you to re-perm her hair. What should be done rst
before reperming the client's hair? - CORRECT ANSWER: check the record card
A client with coarse, thick hair requested a perma- nent wave. Her shoulder length hair
was shaped in a low-elevated haircut. When she left the salon, the curl seemed tight
enough; however, two weeks later, the curl fell out completely. She had always taken
care of her own hair, but this was her rst time for a chemical service. What advice about
follow-up hair care should the cosmetologist give the client? - CORRECT ANSWER: use
acid-balanced shampoos, followed by an acid rinse
A client with extremely curly wiry hair wants it temporarily straightened. Previously , she
has experienced unsatisfactory results from thermal hair straightening. You should
attempt the following treatment - CORRECT ANSWER: A hard or double press involves
two applications of the pressing combs on each side of the hair and is recommended for
extremely curly , wiry hair or when the results of a soft press are not satisfactory.
A flexible comb, well suited for closed tapering at the nape using the scissors over comb
technique is a : - CORRECT ANSWER: Barbering technique. The thin, flexible , and fine
tooth barber comb is ideal for this purpose.
A greenish cast in the hair may be offset by treating with - CORRECT ANSWER: A
warm tone color
,A hair relaxer often recommended for sensitive scalps and sold "over the counter" -
CORRECT ANSWER: Guanidine
A polymer substance would most likely exist in - CORRECT ANSWER: Polymers are
long chains of molecules that can coat and support the hair shalt , and are used in
products such as styling gel and hair spray
A Shampoo that is acidic will have a ph ranging from - CORRECT ANSWER: 0 to 6.9
A Shampoo that is alkaline will have a ph ranging from - CORRECT ANSWER: 7.1 or
higher
A shampoo with a PH above 7 is considered to be - CORRECT ANSWER: alkaline
A synthetic wig should always be - CORRECT ANSWER: Cut dry with shears
A temporary color rinse is applied to normal hair , it will - CORRECT ANSWER: coat the
cuticle layer
After a permanent wave what advise should the cosmetologist give to the client for at
home maintenance to help ensure the perm does not quick relax : - CORRECT
ANSWER: *Use an alkaline shampoo followed by alkaline rinse .
*Brush the hair frequently during the first three days to even out the curl.
*Use a moisturizing conditioner
*Use an acid balance shampoo followed by an acid rinse
After a toner has been rinsed out and the hair gently shampooed and rinsed -
CORRECT ANSWER: apply an acid conditioner to close the cuticle , lower the ph, and
help prevent fading
, After applying permanent wave solution , if the cotton turns purple or the hair gets
excessively hot , most likely the client has previous used - CORRECT ANSWER:
Metallic - based hair color
Although somewhat less irritating to the scalp , this type of relaxer is actually harsher to
the hair to than hydroxide relaxers. - CORRECT ANSWER: Guanidine
Always store hydrogen peroxide in: - CORRECT ANSWER: An opaque container in a
dark, cool location
An Acid- balance rinse may be used - CORRECT ANSWER: to preserve the color in
tinted hair
An example of a progressive hair color product is - CORRECT ANSWER: metallic tints
Aniline derivatives - CORRECT ANSWER: Contain small, uncolored dyes that combine
with hydrogen peroxide to form larger, permanent dye molecules within the cortex.
Oxidants tints,Certified colors,deposit only tints,progressive tints. Aniline derived tints is
:penetrating .
Ash, smoky, and drab are terms used to describe: - CORRECT ANSWER: green, blue,
violet
Backbrushing - CORRECT ANSWER: also known as ruffing; technique used to build a
soft cushion or to mesh two or more curl patterns together for a uniform and smooth
comb out
Backcombing - CORRECT ANSWER: Also known as teasing, ratting, matting, or French
lacing; combing small sections of hair from the ends toward the scalp, causing shorter
hair to mat at the scalp and form a cushion or base.