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STUDENTS HISTOLOGY 



(Fig. 78) which will simplify the matter somewhat. It is enveloped 

 by a capsule of connective and involuntary muscular tissue, which 

 sends trabeculce into the body of the organ, and these branching 

 posts support the structure as a framework. The interstices are 

 quite small in the more central portion and larger toward the 



FIG. 78. DIAGRAM. PERIPHERAL, PORTION OF A LYMPH-NODE. 



A, A. Afferent lymph-vessels. 



B. Capsule of the node, with lymph -spaces C, C. 



D. Trabecula of connective tissue. 



E, E, E. Lymph-path in the node. 



F. F. Lymph-follicle of the cortex. 



G, G, G. Lymphoid cells in the cell network of the paths. 

 H, H. Blood-capillaries of the follicles. 



The arrows show course of lymph. 



periphery; this has resulted in the application of the terms medul- 

 lary and cortical to the respective parts. The nutrient blood- 

 vessels are contained in the framework. The compartments contain 

 the structure peculiar to the lymphatic system viz., lymphoid or 

 adenoid tissue. 



