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CMCHairAndNails
Hair and nails.
Question | Answer |
---|---|
Hair: Produced by | Hair follicle. |
Hair: Consists of | Hard keratinized epithelial cells. |
Hair: Three Main Parts | Hair bulb, hair root, hair shaft. |
Hair Follicle | Houses the hair root. |
Arrector Pili | Muscle that contracts to raise hair "goose bumps". |
Nail Body | Made of translucent keratin. |
Lunula | Crescent-shaped whitish area of the bed of a fingernail. |
Cuticle | Between the skin of the finger and the nail plate - fuses them together and provides a waterproof barrier. |