Chap. X] 



LYMPH VASCULAR SYSTEM 



183 



Description 



Lymph Nodes < 



Location 



Function 



Shape 



Round. 

 Ovoid. 



Size varies from pinhead to almond. 

 Connective 



Consists of outer capsule 



into 



and 



muscular 

 tissue, 

 irregular spaces 



Interior divided 

 like sponge. 



Spaces partially ^iUed with reticular 

 adenoid tissue. Communicating 

 channels for lymph, which enters by 

 afferent, leaves by efferent, vessels. 



Are well supplied with blood. 



Neck, thorax, axilla, groin, mesentery. 



Alongside of great vessels of trunk. 



In the arms as far as elbows. 



In the legs as far as popliteal space. 



Usually name indicates location. 



1. Filters — preventive and protective. 



2. Multiplication of leucocytes. 



