Nail structure and growth

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Across
  1. 1. technical term for nails of the fingers or toes
  2. 8. folds of skin that line the sides of the nail
  3. 10. nonliving colorless tissue attached to the nail plate
Down
  1. 2. portion of living skin that supports the nail plate as it grows toward the free edge
  2. 3. collectively; the nail bed collectively; the nail bed
  3. 4. slightly thickened layer of skin that lies between the fingertip and free edge of the nail plate, forming a protective barrier that prevents microorganisms from invading and infecting the nail bed
  4. 5. part of the nail plate that extends over the tip of the finger or toe
  5. 6. hard keratin plate on top of and slowly sliding across the nail bed as it grows; the most visible and functional part of the nail unit
  6. 7. area where the nail plate cells are formed; composed of matrix cells that produce the nail plate
  7. 9. visible part of the matrix that extends from underneath the living skin; whitish half-moon shape at the base of the nail