94 



TEE CAT. 



[chap. IV, 



and concave above for articulation with the capitellum of the 

 humerus. 



At its lower end the radius becomes much broadened out, and its 

 anterior or extensor * surface is grooved for the passage of tendons. 



D 



Fig. 55.— The Right Eadiu.s. 



A. Anterior ami outer aspect. 

 U. Posterior ami inner .ispeut. 

 C. Distal articular surface for wrist. 

 1). rru.xuiiul surface for humerus. 



7^. Head. 



,s. styloid process. 



t. Tuberosity. 



K. Surface for ulna. 



Its outer side is prolonged into what is called the styloid 

 process (.s-). The lower end of the bone articulates with the wrist 

 by a large concave surface supporting the fore-paw, which is carried 



'■* Called "extensor " because the muscles wliioli stretch the toes are attached 

 to this surface. 



