CH. V.] 



CARTILAGE. 



53 



CHAPTER V. 



THE CONNECTIVE TISSUES (continued). 



CARTILAGE, BONE, TEETH, BLOOD. 



Cartilage. 



CARTILAGE is popularly termed gristle. It may be divided into 

 two chief kinds : Hyaline cartilage ; here the matrix or ground 

 substance is clear and free from fibres : Fibro-cartilage ; here the 



e 

 a 



Fig. 74. Section of articular cartilage, 



'/, protoplasm of cell with , fatty granule*) ; c, nucleus. 



, group of two cells ; b, group of four cells ; 

 (After fichafer.) 



matrix is pervaded with connective-tissue fibres ; when these arc 

 of the white variety, the tissue is white fibro-cartilage; when 

 they are of the yellow or elastic variety, the tissue is yellow or 

 elastic fibro-cartilage. 



Hyaline Cartilage is found in the following places : 



1. Covering the articular ends of bones; here it is called 

 articular cartilage. 



2. Forming the rib-cartilages ; here it is called costal cartilage. 



