Sternum is the flat bone in the chest.
The sternum is a midline chest bone to which the first six ribs are attached. The other ribs are floating.
The sternum is a flat symmetrical bone with three main parts:
The function of the sternum is to strengthen the ribs and act as an attachment site for intercostal muscles.
The sternum is located in the chest and is the attachment point for the ribs and intercostal muscles. © DR