OSTEOLOGY 



43 



and the interpubic articulations, the osseous surfaces are 

 united by tough and elastic fibrocartilage ; but in the 

 movable joints the bones forming the articulation are 



A 



FlG. 24. Ligaments of the knee-joint: A, Anterior aspect: a, Femur; 

 b, ligamentum patellae ; c, internal lateral ligament ; d, external lateral liga- 

 ment. B, Posterior aspect: a, Femur; b, posterior ligament; c, internal 

 lateral ligament ; d, external lateral ligament ; e, posterior ligament of pero- 

 neotibial articulation ; /, interosseous ligament. 



FlG. 25. Ligaments of the wrist-joint : A, Anterior aspect : a, Radius ; 

 b, ulna ; c, anterior radio-ulnar ligament ; d, internal lateral ligament ; e, an- 

 terior ligaments ; /, external lateral ligaments ; g, first metacarpal bone ; h, 

 palmar ligaments ; i, palmar carpal ligaments ; /, capsular ligament. B, 

 Dorsal aspect : a, Ulna ; b, radius ; c, posterior radio-ulnar ligaments ; d, 

 posterior ligament. 



generally expanded to allow greater freedom for mutual 

 connection. These bones are covered by an elastic struc- 

 ture called cartilage, held together by strong bands or 



