Front | Back |
Hair services that cause a chemical change that permanantly alters the natural wave pattern of the hair is called
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Chemical texture services
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A strong compact cuticle makes for
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Resistant hair
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Porous, damaged, or chemically treated hair requires a perm solution that is
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Less alkaline
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Changing the natural wave pattern of the hair is made possible breaking
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Side bonds
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Of the three types of side bonds, disulfide bonds are the
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Strongest
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Salt bonds are easily broken by
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Changes in ph
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An example of a physical change is a
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Wet set
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Hydrogen bonds are very weak, but they accouunt for about _______of the hair's total strength
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1/3
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By making a point of keeping accurate, up-to-date client records, you will
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Improve your technical skills
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The most important factor to consider in a hair analysis for chemical services are texture, density, porosity and
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Growth direction
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Hair texture is described with the terms
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Coarse, medium, and fine
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When treated with chemical textured services, coarse hair is usually
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Harder to penetrate
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Hair texture that is the most fragile and easiest to process with permanent waving solution is
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Fine hair
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The single most important factor in determinig the ability of hair to hold a curl is its
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Elasticity
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Wet hair with normal elasticity can stretch up to _____ without breaking
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50%
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