238 



HENRY K. DAVIS 



lymphatics without the formation of a cisterna chyli and there 

 is no lymphatic plexus (fig. 19). 



The cisterna chyli is placed opposite the body of the 11th 

 thoracic vertebra in 2 cases out of 22, or in 9.09 per cent (figs. 16 

 and 22) ; opposite the bodies of the 11th and 12th thoracic verte- 

 brae in 2 cases out of the 22, or in 9.09 per cent (figs. 15 and 18) ; 

 opposite the bodies of the 12th thoracic and 1st lumbar vertebrae 

 in 4 cases out of 22, or 18.18 per cent (figs. 14, 17, 20, 29) ; opposite 

 the bodies of the 1st and 2nd lumbar vertebrae in 3 cases out of 



Cisterna 

 Chyli 



Right 

 Lumbar Trunk 



Fig. 32 Thoracic duct in an adult male white subject. Note the cisterna 

 chyli associated with each lumbar trunk. 



the 22, or in 13.635 per cent (figs. 24, 26, 28); and opposite the 

 bodies of the 2nd and 3rd lumbar vertebrae in 1 case out of 22 or 

 in 4.545 per cent (fig. 14). 



The intestinal trunk empties into the left lumbar trunk in 7 

 cases out of 22, or in 31.815 per cent (figs. 11, 12, 16, 22, 23, 26, 

 29) ; into the right lumbar trunk in 5 cases out of 22, or in 22.725 

 per cent (figs. 13, 15, 18, 25, 29); into both the right and left 

 lumbar trunks in 1 case out of 22, or in 4.545 per cent (fig. 21) ; 

 into the cisterna chyli in 5 cases out of the 22, or in 22.725 per 

 cent (figs. 14, 17, 20, 24, 28) ; into a lymph plexus in 2 cases out 



