ELASTIC OR RETICULAR CARTILAGE. 



57 



intervertebral discs afford an example of this variety, from a section 

 of which Fig. 41 has been drawn. The membrane lining the lacunae 



FlO. 41. FlBRO-CARTILAGft FROM AN INTERVERTEBRAL PLATE OR DlSC. 



The ground-substance, unlike that of the hyaline variety, consists of dense fibrous tissue with 

 little calcareous matter, x 400. 



is much thicker than in the previous example, and the fibrous tissue 

 is a very prominent feature of the ground substance. 



ELASTIC OR RETICULAR CARTILAGE. 



As the name implies, yellow elastic tissue is an important element 

 of the ground substance of elastic cartilage. It presents in the form 



FIG 42. ELASTIC CARTILAGE PROM EAR OF BULLOCK. 

 The ground-substance consists largely of a network of coarse, yellow elastic tissue X 400. 



