FLEXOR TENDONS. 



75 



distinct from the rest. From the ligament the four tendons are cross the 

 directed through the hand to the fingers ; and in their course they hand 

 rigin to the small lumbricales muscles. At the root of the 

 each enters the digital sheath with a tendon of the flexor 

 sublimis. and having passed through that tendon, is inserted into the to their 

 f the last phalanx (fig. 30). insertion. 



Between both flexor tendons and the bones are short folds of short folds 

 the synovial membrane, one for each (vincula accessoria, ligamenta to both 



FIG. 29. 



FIG. 30. 



FIGURES OP THE TENDONS AND SHORT MUSCLES OF ONE FINGER, 

 WITH THE SHEATH OP THE FLEXOR TENDONS. 



a. Extensor tendon, with iuterosseous (i)and lumbrical (c) muscles 

 joining it. 



(1. Tendon of flexor sublimis passing into its sheath, the thicker 

 parts of which are marked e and /. 



. fig. 30). By means of this each tendon is connected with flexor ten- 

 the capsule of the joint, and the lower part of the phalanx im- 

 mediately above the bone into which it is inserted. A thin fold 

 (ligament um longum) will also be seen passing to the shaft of the 

 first phalanx. 



The LUMBRICALES (fig. 31, I, p. 77) are four small muscular slips, Lumbrical 

 which arise from, the tendons of the deep flexor near the annular muscles : 



