FCETAL NUTRITION: THE PLACENTA 



495 



Jienedeu. Its cells are in u state of acti\e (li\-isii.iii, and they aii])ear 

 later to lose their outlines and merge int" the syncytium. The 

 growth of the latter from the iiiother-z(jne of cytoldast occurs, not 



M^ 6 



-^ H i 



bet; 



^ t^ ^ 



fe 



as a soliil mass, l)ut in strands forming primitive syncytial \'illi 

 (Tig. 150). Int" the syncytium project outgrowtlis of the cytohlast, 

 forming the cellular ^■illi of Peters and Leojiold. In the ^-oungest 

 ovum the formation of these 1)uds was just cdnnneneing, and,accoiiling 

 to Bryce and Teaclier, they tended ti> giow dut nut so mueli intu the 



