Front | Back |
Chemical texture service that loosens overly curly hair into loose curls or waves
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Curl Re-forming
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All chemical texture procedures involve changing the hair structure using ___ and ___.
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Chemical and physical
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Exterior hair structure layer that protects the hair from damage is the ___
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Cuticle
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They layer of hair that provides strength and elasticity is the ___.
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Cortex
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Hair bonds that cannot be broken by heat or water are ___.
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Disulfide Bonds
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The natural pH of hair is between ___.
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4.5 - 5.5
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Permanent waves cannot be performed if the hair is coated with ___.
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Metallic salts
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Disulfide bonds are chemical based side bonds that are formed when ___.
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Sulfur atoms in two adjacent bonds protein chains are joined together.
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The measurement used to determine the hydrogen ions in a solution is __.
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Potential of hydrogen
pH |
Chemical texturizers temporarily raise the pH of the hair by lifting the cuticle layer to __.
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Allow the solution to reach the cortex.
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Long, coiled peptide chains that are part of the hairs' structure are __.
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Keratin proteins
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The client record card should include a complete evaluation of the length, texture, color, and ___.
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Condition of the hair.
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During the hair and scalp analysis procedure, the stylist should look for ___.
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Abrasions or signs of scalp disease
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Hair texture that requires a longer processing or rewetting of solution to ensure complete saturation is __.
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Coarse textured.
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The measurement of the number of hairs per square inch on the head is __.
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Density
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