1. Calcium phosphate crystallizes in bone as a mineral called _______________.

2. Osteocytes contact each other through channels in the bone matrix called _______________.

3. A bone can increase in diameter only by _______________ growth, the addition of new osteons to the surface.

4. Seed crystals of hydroxyapatite first form in the spaces between _______________.

5. A calcium deficiency, called _______________, may lead to suffocation by laryngospasm.

6. The cells responsible for secreting collagen and GAGs and then stimulating calcium phosphate precipitation are _______________.

7. The most active form of vitamin D, made mainly in the kidneys, is _______________.

8. The most common bone disease is _______________.

9. The transitional region between epiphyseal cartilage and the primary marrow cavity of a young bone is called the _______________.

10. A pregnant, poorly nourished woman may suffer a softening of the bones called _______________.

Copyright ©1998 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.
For further information about this site contact mhhe_webmaster@mcgraw-hill.com.