CONNECTIVE TISSUES. 



A. Elastic Cartilage. B. Fibro-Cartilage. 



A. Elastic Cartilage (ear): (a) Ferichondrium; (b) Matrix; (c) Capsule; (d) 

 Lacuna and cell; (e) Interlacing elastic fibres. 



B. Fibre-cartilage: (a) Matrix; (b) Bundles of fibres; (c) Capsule; (d) Cells 

 and osteoblasts. 



Bone. 



Bone: A. Periosteum: (a) Fibrous layer; (b) Osteogenetic layer; (c) Cells; 

 (d) Fibres of Sharpey. 



B. Bone proper: (e) Haversian system: (f) Haversian canal; (g) Lamellae; 

 (h) Lacunae; (i) Canaliculi; (j) Bone cells; (k) In ter-Haversian systems; (1) Fun- 

 damental lamellae; (m) Howship's lacunae and osteoclasts. 



C. Marrow: (n) Marrow cells; (o) Osteoclasts; (p) Osteoblasts. 



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