108 



THE SKELETON OF THE UPPER EXTREMITY 



The scapula 



Scapula 



The glenoid fossa 

 Cavitas glenoidali 



The acromion ->. 



Acromion 



The first rib 

 Costa I. 



.The acromioclavicular 



joint 



Articulatio acromio- 

 clavicularis 



The manubrium 

 Manubrium sterni " 



The clavicle 



Clavicula 



The sternoclavicuiar joint 



Articulatio sternoclavicularis 



FIG. 233. THE SHOULDER-GIRDLE AND ITS RELATION TO THE THORAX. SEEN FROM ABOVE. 



The first rib 

 Costa I. 



The scapula (pos- 

 terior surface, or 



dorstim) 

 Scapula (facies dorsalis) 



The acromion 

 Aci-omion 



The eighth intercostal space 

 Spatium intercostale VIII. 



\The twelfth dorsal vertebra 

 Vertebra thoracalis XII. 



FIG. 234. THE SHOULDER-GIRDLE AND ITS RELATION TO THE THORAX. SEEN FROM BEHIND. 

 Cingulum extremitatis superioris The shoulder-girdle. 



