SKELETONS OF LIMBS. 



FIG. 17. The skeleton of the arm and leer. 17, the hnmerus ; Cd, its articu. . 

 head which fits into the glenoid fossa of the scapula ; U, the ulna ; 72, the ra- 

 dius ; 0, the olecranon ; Fe, the femnr ; f, the patella ; M, the fibula ; T 

 the tibia. 



been enumerated, but certain resemblances and diffei- 

 ences between the skeletons of the two limbs (Fig. 17) 

 are worth noting. In general plan it is clear that they 



