1. Skeletal System I. Introduction A. Defining Characteristics

2. 1. Type of connective tissue 2. Resists compressive forces 3. Continually remodeled 4. Compact vs. Cancellous Why?

3. B. Functions

4. 1. Support2. Levers for movement 3. Protection4. House Hematopoetic tissue 5. Storage for Fat, Calcium, and Phosphate

5. II. Osseous Tissue A. Classes of bone by shape

6. 1. Long2. Short 3. Flat4. Irregular 5. Sesamoid

7. Figure6.2

8. B. Gross structure of bone

9. Figure 6.3

10. C. Bone Features

11. 1. Markings

12. 1. Markings

13. D. Bone Cells

14. 1. Osteoprogenitor Cell a. Locationb. Shapec. Function

15. 2. Osteoblast a. Locationb. Shapec. Function

16. 3. Osteocytes a. Locationb. Shapec. Function

17. 4. Osteoclasts a. Locationb. Shapec. Function

18. E. Microscopic Structure

19. 1. Compact bone a. Organizationb. Vascularizationc. Function Figure 6.7

20. 2. Spongy or Cancellous bone a. Organizationb. Vascularizationc. Function Figure 6.5

21. F. Bone Development (Ossification)

22. 1. Membrane bone formation a. Processb. Sitesc. Hormones Figure 6.8

23. 2. Endochondral bone formation a. Process Figure 6.9

24. 2. Endochondral bone formation a. Processb. Sitesc. Hormones Figure 6.9

25. G. Bone Repair

26. 1. Causes2. Process3. Hormones Figure 6.15

27. III. Skeleton A. Divisions

28. 1. Axial

29. 2. Appendicular

30. IV. Problems

31. A. Osteoporosis a. Definitionb. Treatment

32. 2. Fractures a. Definition

33. 2. Fractures b. Treatment

34. 3. Rickets a. Definitionb. Treatment

35. 4. Abnormal spinal curvatures a. Definitionb. Treatment

36. Is knowledge enough?