<prompt> Sternum attached to scapula FMGE Dec 2018ManubriumClavicleFirst ribSecond rib  <response>: By forming sternoclavicular joint Acromioclavicular joint, clavicle connects sternum Axial skeleton to scapula Appendicular skeleton. Clavicle transmits the weight force of appendicular skeleton to axial skeleton. acromioclavicular ligament is impoant in this. Thats why clavicle is most commonly fractured bone in body -Sternum contains - Manubrium - Body - Xiphoid process Manubrium of sternum: angled posteriorly on body of sternum at manubriosternal joint, forms sternal angle which is major surface landmark used by clinicians in physical examination. RIBS: All ribs aiculate with thoracic veebrae posteriorly, most ribs II to IX have 3 aiculations with veebral column. anteriorly, costal cailages of ribs I to VII aiculate with sternum, VIII to X aiculate with inferior margins of costal cailage above them, XI XII floating ribs - because they do not aiculate with ribs, costal cailage or sternum 