Across
- 3. is accomplished by osteoclasts, which secrete lysosomal & perhaps other catabolic enzymes onto the free bone surface.
- 4. involves the replacement of hyaline cartilage with bony tissue.
- 10. the ends of a long bone, attached to the shaft.
- 11. Is esential is bones are to retain normal proportions and strength during long bone growth.
- 12. a cell that secretes the matrix for bone formation.
Down
- 1. compact and spongy bone develops directly from sheets of mesenchymal connective tissue.
- 2. the process of bone formation.
- 5. dense connective tusse covering a bone.
- 6. Bones grow in length at this site
- 7. a large multinucleate bone cell which absorbs bone tissue during growth and healing.
- 8. occur at sites of bone injury or where added bone strength is required.
- 9. Lines the cedullary cavity of spongy bones.