Across
- 5. tailbone
- 7. brain of the cell
- 8. matrix of blood cells
- 10. very top vertebra of spine
- 12. larger bone in the shin
- 15. powerhouse of the cell
- 18. part of neuron that receives information
- 20. other word for jawbone
Down
- 1. a group of organs that cooperate to accomplish a common purpose
- 2. kneecap
- 3. exposed to the body's exterior or to cavity of an internal organ
- 4. nerve cell
- 6. striped
- 9. bone in the forearm connected to pinky finger
- 11. toward the head or upper part of body
- 13. osseous tissue
- 14. cell type that makes up the heart
- 16. smallest unit of living things
- 17. bone on end of finger
- 19. bone between knee and hip