366 



TEXT-BOOK OF EMBRYOLOGY. 



Prox. convoluted tubule 

 Dist. convoluted tubule 

 Henle's loo 



FIG. 317, 



Ampulla of straight tubule 



Henle's loop 



Distal part of 

 convoluted tubule 



Bowman's capsule 



Proximal part of 

 convoluted tubule 



Distal part of 

 convoluted tubule 



"Neck" 

 Bowman's capsule 



FIG. 318. 



Prox. convoluted tubule 

 Dist. convoluted tubule 

 Henle's loop 



Prox. convoluted tubule 



Bowman's capsule 



Straight tubule 



Prox. convoluted tubule 

 Dist. convoluted tubule 



Prox. convoluted tubule 



Dist. Convoluted tubule 

 Bowman's capsule 



Ascending ~\ 



> arm of Henle's loop 

 Descending J 



FIG. 319 



FIGS. 317, 318 and 319. From reconstructions of convoluted renal tubules in successive 

 stages of development. Stoerk. 



