THE LIMBS OF THE HOESE 



43 



of the extensor carpi ulnaris to join the main tendon of the deep flexor 

 close to the carpus. 



2. Caput humerale. — The massive humeral head can be divided 



yi. triceps brachii (capites 



longum et laterale). M. aiicoiiwus. v- 



il. tensor 

 fascia; 

 antibrachii. 



M. extensor digit! quinti. - 



•^ M. extensor digitorum - 

 communis. 



M. extensor digiti quinti. "" 



II. extensor liigitonun ~ 

 coniniunis. 



s/ 



M. biceps brachii 



M. abductor pollicis. 



Fig. 22,— Lateral Aspect of the Radius and Ulna, with Areas of Muscular Attachment. 



into three parts, one of which, in the proximal part of the forearm, 

 comes to the surface between the ulnar head and the superficial flexor 

 of the digits. This head has its origin from the medial epicondyle of 

 the humerus in common with that of the superficial flexor. Near the 



