The Vascularization of tlie Human Testis. 4Yl 



is true, but their apparent thickness is due to the fact that arte- 

 ries and veins follow in radiating lines in the very fine connective 

 tissue bands, and it is principally the presence of these vessels 

 that has given rise to the erroneous idea of heavy trabeculae. 



Fig. 6. — Reticuliuii of luiniaii testis, showing reticular forumtioii around 

 fuhules. Digested in HCI and pepsin, stained witli picric acid and acid 

 fuchsin. X !<)• d'awn with camera lucida. 



Whitehead^ has published some very instructive results accom- 

 panied by illustrations of the reticulum of the testes of various 



"Whitelioad, It. II. Studies of the Interstitial Cells of Leydig, No. 0. .\na- 

 tomical Record, No. 8, 1908. 



