The thoracic chamber is formed dorsally by the vertebral column , ventrally by the sterum, laterally by the ribs and on the lower side by the dome shaped diaphragm . /? Plzzexplain this If possible with the help of figure
This sentence means that the thoracic cavity or chest cavity (cavity containing organs like lungs, heart etc) is protected from all the sides. On the back side (dorsal) by vertebral column (backbone), on the front side (ventral) by chest or breast bone called sternum, on the sides (lateral) by ribs and on the lower abdominal side by diaphragm.