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Cards In This Set
| Front | Back |
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What is the small cone-shaped area located at the base of the hair follicle that fits into the hair bulb?
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 Dermal Papilla |
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What is the name of the substance secreted by the Sebaceous Gland?
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Sebum
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The scientific study of hair, its diseases, and its care is known as?
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Trichology
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The part of the human hair that projects above the skin is known as
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 Hair Shaft |
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The pocket or tube-like depression in the scalp or skin that contains the hair root is the?
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 Follicle |
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The thickened, club-like structure that forms the lower part of the hair root is?
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 Hair Bulb |
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The tiny, involuntary muscle at the base of the hair follicle. Causes goosebumps.
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 Arrector Pilli |
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What are the 3 main layers of the hair shaft are:
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Cuticle, Cortex, Medulla
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The layer that consists of transparent, scalelike cells that look like shingles on a roof is the:
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Cuticle Layer
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The fibrous protein core formed by elongated cells that contains melanin pigment is the:
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Cortex Layer
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A lengthwise section of hair shows that cuticle scales overlap and each individual cuticle scale is attached to the:
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Cortex
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The cortex is responsible for the natural color of hair, 90 percent of the total weight, and hair:
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Elasticity
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The medulla, the innermost layer of the hair, is composed of cells that are:
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Round
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Hair is composed of protein that grows from cells originating within the:
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Hair Follicle
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The hair shaft that emerges from the scalp is a nonliving fiber composed of:
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Keratinized Protein
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