Across
- 2. shoulder blade
- 4. permits flow of fluid to go in one direction
- 7. the heel bone
- 11. the medial bone of the forearm
- 13. the collarbone
- 14. transports air to and from lungs
- 16. the two fused bones forming the upper jaw bone
- 18. site of gas exchange between air and blood
Down
- 1. the lower jaw bone
- 3. wrist bones
- 5. the smallest kind of vein
- 6. kneecap
- 8. the point where two bones come together
- 9. the medial and larger bone of the lower leg
- 10. any blood vessel returning blood to the heart
- 12. the ankle bones
- 13. the top, back, and sides of the skull
- 15. large bone of the thigh
- 17. blood vessel carrying blood away from the heart
- 19. bony structure of the head