Across
- 1. technical term for nails of the fingers or toes
- 4. tough band of fibrous tissue that connects bones or holds an organ in place
- 7. hard keratin plate on the top of and slowly sliding across the nail bed as it grows; the most visible and functional part of the nail unit
- 10. part of the nail plate that extends over the tip of the finger or toe
- 12. also known as the sidewall; folds of the skin that line the sides of the nail plate
- 13. slightly thickened layer of skin that lies between the fingertip and the free edge of the nail plate, forming a protective barrier that prevents microorganisms from invading and infecting the nail bed
- 15. collectively; the nail bed (or sterile matrix), nail fold, eponychium, paronychium, and hyponychium
- 16. folds of skin that surround the nail plate
- 17. nonliving colorless tissue attached to the nail plate
Down
- 2. all parts of the finger from the tip to the first knuckle; technically referred to as the onyx and is composed mainly of keratin
- 3. thin layer of tissue between the nail plate and the nail bed
- 5. slit or furrow on the sides of the nail
- 6. abbreviated PNF; entire flap of skin covering the matrix, extending from the edge of the visible nail plate to the first joint of the finger or toe
- 8. area where the nail plate cells are formed; composed of matrix cells that produce the nail plate
- 9. portion of the living skin that supports the nail plate as it grows toward the free edge
- 11. living skin underneath the PNF found at the nail plate's base covering the matrix
- 14. visible parts of the matrix that extends from underneath the living skin; whitish half-moon shape at the base of the nail