Q. Thoracic skeleton: (Solved)
1. the function of the ribs is primarily to protect the thoracic contents
2. each rib articulates with its own thoracic vertebra and the one above
3. the tubercle of a typical rib has two facets, the lateral facet being non-articular
4. the 2nd to 7th sternocostal joints are synovial type, each with a single cavity
5. the body of the sternum usually fuses with the manubrium with advancing age
- c. the tubercle of a typical rib has two facets, the lateral facet being non-articular