Chap. X] 



LYMPH VASCULAR SYSTEM 



179 



and be destroyed. If the infection is not arrested, the node next 

 in line will suffer, then the next, and so on. 



Fig. 115. — The Lymph Nodes of the Neck and Upper Part of the Thorax. 



(Gerrish.) 



(2) Multiplication of leucocytes. — In its passage through the 

 node the lymph takes up fresh leucocytes, which are continually 

 multiplying by cell division in the glandular substance. 



