2025 NEVADA STATE BOARD OF
COSMETOLOGY THEORY LATEST
EXAM QUESTIONS AND CORRECT
ANSWERS A+ GRADED
Technique of coloring strands of hair darker than the
natural color -Answer- lowlights
Washing with soap and warm water then scrubbing
them with clean proper disinfectant nail brush using
a ultrasonic unit - Answer-there are three ways to
clean your tools or implements
Process that lightens and colors the hair in a single
application – Ans-single-process haircoloring
Thickness or diameter of the individual hair strand
coarse medium fine - Answer-texture
Substances that absorb moisture or promote the
retention of moisture. - Answer-humectants
The part of the hair located below the surface of the
epidermis. - answer-hair root
,Hair follicle hair bulb dermal papilla arrector
pilimuscle sebaceous glands - Answer-structure of
the hair root
Also known as movable guideline; guideline that
moves as the haircutting progresses, used often
when creating layers or graduation. - Answer-
traveling guideline
Guideline that does not move - answer-stationary
guideline
Nonpermanent color whose large pigment molecules
prevent penetration of the cuticle layer, allowing
only a coating action that may be removed by
shampooing. - answer-temporary haircolor
Water that has had impurities, such as calcium and
magnesium and other metal ions - answer-deionized
water
Normal texture or medium curl - answer-regular
relaxers
Cuticle is slightly raised - answer-average porosity
Outermost layer of hair - answer-hair cuticle
, The middle layer also is the layer that holds color -
answer-cortex of hair
Lithium hydroxide and potassium hydroxide - answer-
no-lye relaxers
Strong chemical side bonds formed when the sulfur
atoms in two adjacent protein chains are joined
together. - answer-disulfide bonds
Best for fine , color treated, or damaged hair -
answer-mild relaxer
The second ingredient that most shampoos have in
common - answer-surfactants
Relaxers with a high alkaline (ph) content; available
in varying formulations for black folks - answer-
hydrogen relaxer
Use red to balance - answer-when hair is green
Measure the number of individual hair strands on one
square inch of scalp - answer-density
The ability of the hair to absorb moisture - answer-
hair porosity
COSMETOLOGY THEORY LATEST
EXAM QUESTIONS AND CORRECT
ANSWERS A+ GRADED
Technique of coloring strands of hair darker than the
natural color -Answer- lowlights
Washing with soap and warm water then scrubbing
them with clean proper disinfectant nail brush using
a ultrasonic unit - Answer-there are three ways to
clean your tools or implements
Process that lightens and colors the hair in a single
application – Ans-single-process haircoloring
Thickness or diameter of the individual hair strand
coarse medium fine - Answer-texture
Substances that absorb moisture or promote the
retention of moisture. - Answer-humectants
The part of the hair located below the surface of the
epidermis. - answer-hair root
,Hair follicle hair bulb dermal papilla arrector
pilimuscle sebaceous glands - Answer-structure of
the hair root
Also known as movable guideline; guideline that
moves as the haircutting progresses, used often
when creating layers or graduation. - Answer-
traveling guideline
Guideline that does not move - answer-stationary
guideline
Nonpermanent color whose large pigment molecules
prevent penetration of the cuticle layer, allowing
only a coating action that may be removed by
shampooing. - answer-temporary haircolor
Water that has had impurities, such as calcium and
magnesium and other metal ions - answer-deionized
water
Normal texture or medium curl - answer-regular
relaxers
Cuticle is slightly raised - answer-average porosity
Outermost layer of hair - answer-hair cuticle
, The middle layer also is the layer that holds color -
answer-cortex of hair
Lithium hydroxide and potassium hydroxide - answer-
no-lye relaxers
Strong chemical side bonds formed when the sulfur
atoms in two adjacent protein chains are joined
together. - answer-disulfide bonds
Best for fine , color treated, or damaged hair -
answer-mild relaxer
The second ingredient that most shampoos have in
common - answer-surfactants
Relaxers with a high alkaline (ph) content; available
in varying formulations for black folks - answer-
hydrogen relaxer
Use red to balance - answer-when hair is green
Measure the number of individual hair strands on one
square inch of scalp - answer-density
The ability of the hair to absorb moisture - answer-
hair porosity
