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cosmetology ch. 9
Question | Answer |
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Bed epithelium | Thin layer of tissue that attaches the nail plate and nail bed. |
Eponychium | Living skin at the base of the natural nail plate that covers the matrix area. |
Free edge | Part of the nail plate that extends over the tip of the finger/toe. |
Hyponychium | Slightly thickened layer of the skin that lies between the fingertip and free edge of the natural nail plate. |
Ligament | Tough band of fibrous tissue that connects bones or holds an organ in place. |
Lunula | Visible part of the matrix that extends from underneathe the living skin. |
Matrix | Area where the nail plate cells are formed. |
Nail bed | Portion of the living skin that supports the nail plate as it grows toward the free edge. |
Nail cuticle | Dead, colorless tissue attached to the natural nail plate. |
Nail folds | Folds of normal skin that surround the natural nail plate. |
Nail grooves | Slits of furrows on the sides of the sidewall. |
Nail plate | Hardened keratin plate that sits on and covers the natural nail bed. |
Natural nail | Also know as Onyx; hard protective plate is composed mainly of keratin, the same protein found in skin and hair. |
Natural nail unit | Composed of several major parts of the fingernail including the nail plate, nail bed, matrix,cuticle, eponychium, hyponychium, specialized ligaments, amd nail fold. |
Sidewall | Also known as lateral nail fold; the fold skin overlapping the side of the nail. |