III! Mi 5( 11 OF TH] 





ii is parti) tied by thi pinalis 



the semispinalis capitis. In the lumbar region the 

 sory and mammillary \ in the thoi n from th< 



it al region from the articular pi 



intermixed with tendinous fib I generally extend o. ) or thrc 









• 



. 



■ 



I 



■ 





- .im oi t] 



to t\»rm a single uninterrupted muscular layer, the i which is .ble 



only with difficulty from the rotal art of whose fibei inthes 240). 



The rotatores arc composed of the rotoJores Ion Tl all, flat, a 



partly tendinous muscles which lie immediately upon the vei hout the enl 



spinal column, but are chiefly developed in the thoracic regi I •tatorcs br> are 



almost horizontal and pass from the trai a to the root of the spinous 

 process oi the vertebra next above; the ro! a tores Ion; . [Fig. 240^ extend over one or someti - 



