THE LUMBOSACRAL PLEXUS 



1055 



FIG. 772. The posterior sacral nerves. 



Femoral artery. 



Coccygeal. 

 'Br. to' Br. to 



LEVATOR ANI. SPHINCTER AMI 



FIG. 773. Side view of pelvis, showing sacral nerves. 



. to 



COCCYGEUS. 



