The bones of the thorax create the major part of the thoracic cage and offer support and protection to viscera (example, heart and lungs) present inside the thoracic cavity. The thoracic cage isn’t inactive in nature, but dynamic as it keeps on moving at its different joints.

The bones of the thorax are:.

– Sternum.

– Twelve pairs of ribs.

– Twelve thoracic vertebrae.

 

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