Across
- 2. initiate bone formation
- 3. plasma
- 5. consists of numerous repeating lamellar units
- 7. mobilizes calcium from bone to increase plasma calcium
- 10. two heads and a shaft and consists of compact and spngy bone types
- 12. found in parathyroid gland
- 13. four small bodies embedded in the superior and inferior poles of thyroid tissue
- 15. decreases plasma calcium by increasinf its absorption by bone
- 16. critical for normal nerve and muscle function
- 18. make bone and osteocytes maintain bone
- 20. characteristic clinically seen with hypocalcemic tetany
Down
- 1. net result of hypocalcemia
- 4. lamellae
- 6. bone fluid
- 8. support the body and provide leverage for muscles and movement
- 9. communicares with numerous smaller lacuna located throughout the haversian system
- 11. increase intestinal absorption of calcium
- 14. may be fatal; marked reduction below critical loimits
- 17. release PTH in response to low plasma
- 19. a functional parts in bone