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OREGON LAW FOR BARBERS
EXAM QUESTIONS WITH 100%
CORRECT ANSWERS
Question :Cuticle
Correct answer:Outer most layer of the hair. It consists of
a single, overlapping layer of transparent, scale-like cells that resemble shingles on a roof. It protects the inner cortex layer and contributes to 20% of overall strength of hair.
Question :The Cortex
Correct answer:The middle layer of the hair. A fibrous
protein core formed by elongated cells containing melanin to pigment. Gives hair majority of its strength and elasticity. A healthy Cortex contributes to %80 to the overall strength of the hair. Contains melanin that determines hair color.
Question :The Medulla
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Correct answer:The innermost layer of hair. Sometimes
absent from hair and doesn't play a role in hair coloring.composed of round cells.
Question :Texture
Correct answer:The diameter of an individual hair.
Question :Density
Correct answer:The number of hairs per square inch.
Question :Porosity
Correct answer:The hairs ability to absorb moisture.
Question :Low porosity
Correct answer:The cuticle is tight. The hair is resistant
(difficult for moisture or chemicals to penetrate. Thus, it requires longer processing time.
Question :Average porosity
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Correct answer:The cuticle is slightly raised. Hair is
normal and processes in an average amount of time.
Question :High porosity
Correct answer:The cuticle is lifted. The hair is overly
porous and takes color quickly (also fades quickly) Permed, colored, chemically relaxed and straightened hair will have a high degree of porosity.
Question :Mixed melanin
Correct answer:A combination of natural hair color that
contain both pheomelanin and eumelanin.
Question :Basal cell cercinoma
Correct answer:Most common and least severe type of
skin cancer; often characterized by light or pearly nodules.
Question :Bromhidrosis
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Correct answer:Foul-smelling perspiration, usually
noticeable in the armpits and the feet that is caused by Bacteria.
Question :Bulla (plural bullae
Correct answer:Large blister containing a watery fluid;
similar to vesicle but larger.
Question :Chloasma
Correct answer:Aka-Liver Spots; condition characterized
by hyperpigmentation on the skin in spots that are not elevated.
Question :Closed Comedo
Correct answer:Aka-White head; hair follicle is closed
and not exposed to the environment. Sebum remains a white or cream color and comedone appears as a small bump just under the skin surface.
