Short Answer (5 Points Each, 40 Points Total.) 11. Explain where on a skeleton you would look to determine the relative age a person was when they died. Where would you look and why? 12. Describe the differences between cervical and thoracic vertebrae. 13. What bones contain the paranasal sinuses? 14. Describe how the ethmoid bones helps you smell, and warm air coming into your body. 15. What are some common ways to prevent osteoporosis? Why are they recommended? 16. Why is a phalanx a long bone and a rib a flat bone? 17. Why do newborns have fontanelles on their skull