Skeletal System

6. The stem cell found in the yellow marrow.
8. The tough outer covering of the bone.
9. A soft tissue found at the center and ends of the bone.
10. This bone protects the brain.
14. Provides a central structure for the skeleton. All bones are directly or indirectly connected to it.
15. This Element is important for bone strength and growth. Dairy products are a good source.

1. This type of bone is found at the ends of your bone underneath the hard bone.
2. This bone is found in the upper arm.
3. This bone is found in your upper leg.
4. This bone is also known as the kneecap.
5. This stem cell is found in the red marrow.
7. The soft substance found at the ends of bones to prevent friction.
11. The inner bone in your forearm.
12. Another word for your collarbone.
13. This type of joint allows movement in a circular motion.
14. This type of cell is like a generic cell that can create any other cell.