Chapters 6, 7 and 8 Review

1. mature osteoblast cell that is surrounded by its own matrix
6. ______ skeleton that includes skull, rib cage and vertebral column
8. ______ hormone, increases osteoclast activity to release more calcium ions in the bloodstream
10. ______ spine, when looking at range of motion, has the most flexibility
11. _______ skeleton, contains all appendages and girdles
15. most common joint in the body, highly movable
18. cervical vertebrae that does not have a body, responsible for "yes" motion
19. ______ acid, found in the synovial fluid
20. states that the thickness and shape of a bone is dependent on stresses placed upon it
21. _____ joints, classified as sutures, syndesmoses and gomphoses
22. ______ girdle, contains the scapula and clavicle
23. immature bone cell that secrets the matrix of bone

2. immovable joints
3. breaks down bone in the reabsorption process
4. structures that most directly provide nutrients and remove waste from osteocytes
5. highly movable joints
7. found in spongy bone, looks chaotic, found in epiphysis of long bones
9. shaft of long bone
12. unique bone that does not articulate with any other bones
13. ______ marrow, contains fat
14. part of the sphenoid bone, encloses the pituitary gland
16. slightly movable joints
17. synchondroses and symphyses are examples of this type of joint