Skeletal System

2. the small triangular bone inferior to the sacrum
7. membranous partition between two body cavities especially between the lungs
11. any of the lower ribs that are not attached directly to the breastbone.
12. the shoulder blade
13. the top 7 vertebrae that form the neck
14. thigh bone, attached to the hip
16. the thinner and longer bone in the forearm, opposite to the thumb
17. the bone that forms the front part of the skull and the upper part of the eye sockets.
19. the ribs directly attached to the breastbone
20. cartilaginous section at the lower end of the sternum that ossifies throughout life

1. triangular bone in the lower back formed from fused vertebrae and situated between the two hipbones of the pelvis.
3. technical term for collarbone
4. the shorter of the two forearm bones, opposite to the pinky
5. the five vertebrae between the rib cage and the pelvis
6. outer and usually smaller of the two bones between the knee and the ankle
8. the bones in the foot located between the ankle and toes
9. the big toe
10. the largest and only bone in the upper arm
15. medial to the fibula
18. large bony structure near the base of the spine where the legs attach