nails

1. Considered an appendage of the skin.
4. The free edge of the nail appears wider than the nail base.
8. The nail bed is attached to the bone by specialized.
9. Live tissue at the underside of the proximal nail fold that covers the new growth of the nail plate.
10. A loosening or separation of the nail plate from the nail bed.
12. Any disease, disorder, or condition of the nail.
13. A contagious fungal infection, aka Tinea Unguium.
16. The study of the structure and growth of the nails.
17. This infection occurs on the surface of the nail as a green/yellow discoloration.
18. A brown/black darkening of the nail that appears as a stripe running the length of the nail.
19. The thin, pliable, colorless layers of non-living tissue that attaches to the nail bed.

2. The half-moon shape at the base of the nail.
3. A nail disease caused by bacteria, aka greenies.
5. Living skin that becomes attached to the nail plate at the proximal nail fold.
6. Nails are made of a hardened protein called.
7. Vertical depressions down the nail plate.
11. The cause of disease, disorder, or conditions.
13. An abnormal outgrowth or thickening of the nail plate.
14. The living tissue under the free edge that prevents bacteria from entering the nail bed.
15. Another term for bitten nails.