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Milady's Cosmetology-chapter 9 &10 nail
structure growth disorders and diseases
Bed epithelium - Answers✔Thin layer of tissue that attatches the nail plate and the nail bed
eponychium - Answers✔Living skin at the base of the natural nail plate that covers the matrix
area
free edge - Answers✔Part of the nail plate that extends over the tip of the finger or toe
hyponychium - Answers✔Slightly thickened layer of skin that lies between the fingertip and
free edge of the natural nail plate
ligament - Answers✔Tough band of fibrous tissue that connects bones or holds an organ in
place
lunula - Answers✔Visible part of the matrix that extends from underneath the living skin, the
whitish, half moon shape at the base of the nail
matrix - Answers✔Area where the nail plate cells are formed
nail bed - Answers✔Portion of the living skin that supports the nail plate as it grows toward the
free edge
nail cuticle - Answers✔Dead, colorless tissue attatched to the natural nail plate
nail folds - Answers✔Folds of normal skin that surround the natural nail plate
nail grooves - Answers✔Slits or furrows on the sides of the sidewall
nail plate - Answers✔Hardened keratin plate that sits on and covers the natural nail bed, most
visible and functional part of the nail
natural nail unit - Answers✔Composed of several major parts of the fingernail including the nail
plate, nail bed, matrix, cuticle, eponychium, hyponychium, specialized ligaments, and nail fold
sidewall - Answers✔The fold of skin overlapping the side of the nail (aka lateral nail fold)