Chapter 9 Nail Structure & Growth Crossword - Test Prep

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Across
  1. 1. The _________ is the slightly thickened layer of skin under the nail that lies between the fingertip and the free edge of the nail plate. It forms a protective barrier that prevents microorganisms from invading and infecting the nail bed. pg. 201
  2. 10. nail bed contains many nerves, and is attached to the nail plate by a thin layer of tissue called the ___ ______. pg. 199
  3. 12. A ______ is a tough band of fibrous tissue that connects bones or holds an organ in place. pg. 201
  4. 13. The ____ ____ are folds of normal skin that surround the nail plate. pg. 201
  5. 14. The natural nail is located at the end of the finger or toe. It is an appendage of the skin and is part of the _______ ______ , which is made up of the skin and its various organs. pg. 198
  6. 15. The ______ is the living skin at the base of the natural nail plate covering the matrix area. pg. 200
  7. 17. The ______ is the dead, colorless tissue attached to the natural nail plate. pg. 200
  8. 18. A normal nail grows forward from the ____ and extends over the tip of the finger. Normal, healthy nails can grow in a variety of shapes, depending on the shape of the ____. pg. 202
Down
  1. 2. The ___ ____ is the portion of living skin that supports the nail plate as it grows toward the free edge. Because it is richly supplied with blood vessels, the ____ ____ has a pinkish appearance from the lunula to the area just before the free edge of the nail. pg. 199
  2. 3. A healthy nail may look dry and hard, but its water content is actually between 15 and 25 percent. The water content directly affects the nail’s ________. The lower the water content, the more rigid the nail becomes. pg. 198-199
  3. 4. If the nail is abnormal in shape or form it is called ___ __________. pg. 203
  4. 5. The nail plate may appear to be one solid piece, but is actually constructed of about ___ ______ layers of nail cells. pg. 199
  5. 6. The ___ ___ is a hardened keratin plate that sits on and covers the nail bed. It is the most visible and functional part of the nail unit. pg. 199
  6. 7. The ______ is the area where the nail plate cells are formed. pg. 200
  7. 8. The visible part of the matrix that extends from underneath the living skin is called the ______. It is the whitish, half-moon shape underneath the base of the nail. pg. 200
  8. 9. The ____ ____ is the part of the nail plate that extends over the tip of the finger or toe. pg. 199
  9. 11. The ___________ is the living skin bordering the root and sides of a fingernail or toenail. pg. 201
  10. 16. A natural nail, also known as _____, is the hard protective plate composed mainly of keratin, the fiber-shaped protein found in skin and hair. pg. 198