THE VERTEBRAE 



15 



movement permitted is more extensive than in later life, 

 owing to the greater looseness of the ligaments and the 

 larger spaces between the processes," but even then the 

 movement between adjacent vertebrae is slight. 



Of the lower back. In the lower part of the back, 

 the lumbar region, bending is essential. The parts of 

 the vertebrae which come together, the articular surfaces, 



Neural canal 



Body of vertebra 

 Neural canal 

 Neural arch 



Articular 

 surfaces for rjb 

 Transverse process 

 Spinous process 



Back view 



Top view 



Articular surface for head of rib 



rticular surface for next 



vertebra above 



Articular surface for rib 



Articular- surface for next 



vertebra belov 

 rticular surface for 



heacl. of rib 

 Spinous process 



Side view 

 FIG. 11. Views of dorsal vertebrae showing parts and relations. 



are therefore arranged so that they slip readily upon 

 each other and thus permit free bending backward 

 and forward but only a moderate amount of bending 

 sidewise. 



