THE VERTEBRATE BODY 



313 



pensable in the use of tools and other implements. Incidentally, this 

 movement is also necessary in swinging from trees, an activity that may 

 have preceded the use of tools. 



Shoulder f Clavicle 

 o'irdle. "[Scapula 



"- Mr Parfeto1 



*" i "^7wA" Temporal 

 ?w-Zypbmatic 

 - Maxilla 

 —Mandible. 



7th.cervioal vertebra 



"lit. thoracic vertebra. 

 C~lst.rib 



Humerus.- 



Forearm(g^r 



Tarsus 



Metatarsus 

 Phalanges 



Human Physiology and Anatomy, 3rd Ed., Millard and King, W. B. Saunders Co. 

 Fig. 22.5. Anterior view of the human skeleton. 



