222 



OSTEOLOGY 



ulates with the lower end of the radius. The inferior surface, directed downwan 

 lateralward, and backward, is also smooth, convex, and triangular, and is divided 

 by a slight ridge into two parts, the lateral articulating w r ith the greater multangu- 

 lar, the medial \vith the lesser multangular. On the dorsal surface is a narrow, 

 rough groove, w r hich runs the entire length of the bone, and serves for the attach- 

 ment of ligaments. The volar surface is concave above, and elevated at its lower 

 and lateral part into a rounded projection, the tubercle, which is directed forward 



Carpus 



FLEXOR CARPI ULNAKIS 



FLEXOR DIGITI QUINTI BKEVIS 



OPPONENT DIGITI QUINTI 



Metacarpus 



FLEXOR BREVIS^ 



AND 



ABDUCTOR F 



DIGITI QUINTI. J 



Groove for tendon of 

 FLEXOR CARPI KAPIALIS 



OPPONENS POLLICIS 

 FLEXOR POLLICIS BREVIS 



/ABDUCTOR POLLICIS 

 LONGUS 



FLEXOR / 

 DIGITORUM 



PROFUNDUti 



FLEXOR DIGITORUM SUBLIMIS 



FLEXOR DIGITORUM PROFUNDUS 



Fia. 219. Bones of the left hand. Volar surface. 



