The Skeletal System
Across
- 2. This mineral is the most well-known mineral stored in bone and has many essential biological functions.
- 3. This is one of the hormones that regulate the activity of bone cells.
- 5. You would find this type of cell in the lacunae within bone.
- 7. This term refers to the bony spicules that make up the structure of spongy bone.
- 8. This type of bone is unique in that it contains spaces for air or sinuses that interface with the atmosphere.
- 10. Blood cell production occurs in the _____.
- 11. The ratio of calcium to this mineral in bone is important to consider when formulating a diet for animals.
- 13. The femur is an example of this type of bone.
- 14. You would find a _____ bone in the knee joint.
- 16. The sternum and ribs are part of the _____ skeleton.
- 17. These are laminated tubes present in a compact bone that house vasculature and nerves.
- 18. This type of ossification is characterized by the secretion of osteoid by osteoblasts followed by the formation of bone.
- 19. _____ bone is the denser type of bone tissue that makes up the majority of the skeleton.
- 20. The scapula is an example of this type of bone.
Down
- 1. Bones are considered a ______ tissue.
- 2. ____ bone is characterized by a porous network composed of spicules that houses marrow.
- 4. These cells would increase in activity if a bone is fractured.
- 6. These cells erode developed bone in the endosteum.
- 8. This term refers to the fibrous membrane covering the surface of a bone.
- 9. This word describes the vertebrae found in the chest region.
- 12. This type of ossification is characterized by the deposition of bone on and within a hyaline cartilage model.
- 15. The humerus is an example of a bone found in the _____ skeleton.