Question

2
How is
ribcage formed ?​

Answer 1

The rib cage is formed by the 12 thoracic vertebrae, the 12 pairs of ribs, the sternum, and the costal cartilages. Posteriorly, the ribs articulate with the vertebral bodies. The head of the first, tenth, eleventh, and twelfth ribs each articulate with a single vertebra.

Answer 2

Answer:

The rib cage is formed by the (a) sternum and (b) 12 pairs of ribs with their costal cartilages. The ribs are anchored posteriorly to the 12 thoracic vertebrae.