Health Ch. 8 Skin /Eyes

The skin serves as a barrier that stops bacteria and viruses from entering your body.

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The skin consists of four distinct layers.

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The hypodermis contains sweat glands and hair follicles.

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Dermatologists are medical doctors who specialize in skin care.

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Following puberty, a person's sweat glands produce smaller amounts of perspiration than before puberty.

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Shampooing too often or using too many hair care products may irritate the scalp and cause dandruff.

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To prevent body odor, you can use a deodorant, which stops or dries up perspiration.

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Lice are easily transmitted from one person to another through direct contact or by sharing combs, brushes, or hats.

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Healthy fingernails and toenails are smooth, free of spots or discoloration, and consistent in color.

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Acne is partly caused by the increased levels of hormones during puberty.

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