THE SPINAL MEDULLA 



5 2 5 



Floor of fourth ventricle 

 Vertebral artery 



Transverse sinus 



Second cervical nerve 



Cervical enlargement 



J Lower end of spinal 

 " medulla 





FIG. 1 60. The Spinal Medulla /;/ situ. The dura mater has been partially 

 removed on the right side and two of the intercostal nerves have been 

 traced in a lateral direction. 



