The Skeletal System

3. the spinal column
5. a triangular bone in the lower back formed from fused vertebrae and situated between the two hipbones of the pelvis
9. the protective bone at the front of your knee.
11. Latin for "The brooch"
12. a type of connective tissue that connects muscle to bone
14. a deficiency disease that affects the young during the period skeletal growth
15. a soft fatty substance in the cavities of bones, in which blood cells are produced

1. a point at which parts of an artificial structure are joined
2. tough fibrous band of connective tissue that serves to support the internal organs and hold bones together in proper articulation at the joints
4. outer surface
6. mineral your body needs to build and maintain strong bones and to carry out many important functions
7. a projection of the pelvis and upper thigh bone on each side of the body in human beings and quadrupeds
8. the bony structure inside your hips, buttocks and pubic region
10. essential nutrients
13. the longest, strongest, and heaviest bone in the human body