Price 2019 - Bony Thorax, Bony thorax - definition of bony thorax by the free dictionary, Thorax (redirected from bony thorax) also found in: thesaurus, medical, encyclopedia.. What bones make up the bony thorax? | reference.com, What bones make up the bony thorax? the skeleton of the thoracic cavity contains the sternum, ribs and thoracic vertebrae. there are 37 bones in the thorax, one sternum, 12 vertebrae and 24 ribs.. Bony thorax | radiology key, Bony thorax. the bony thorax supports the walls of the pleural cavity and diaphragm used in respiration. the thorax is constructed so that the volume of the thoracic cavity can be varied during respiration. the thorax also protects the heart and lungs. the bony thorax is formed by the sternum, 12 pairs of ribs, and 12 thoracic vertebrae..