184 SPECIAL ANATOMY. 



fifth toe (outer side). Use: draws the fifth toe from the fourth, 

 and rather flexes it. 



390. 7. Flexor brevis digiti minimi (s. interosseus V.}. 



Pos. : on the outer border of os metatars. V., above the ten- 

 don of the last. Or.: 1. Lig. calcaneo-cuboid. 2. Basis oss. 

 metatars. V. Ins. : Basis Phalang. I. of fifth toe (plantar sur- 

 face). Use : draws the outer border of the foot downwards and 

 inwards ; rather ilexes the first phalanx of the fifth toe. 



d. In the centre of the sole of the foot. 



391. 8. Flexor digitorum brevis s. perforatus. 



Pos. : close above fascia plantar., under Vasa and Nn. plan- 

 tar., tendo flex, long., muse, accessor., lumbrical. Or. : from 

 tuber intern, calcanei, and fasc. plantar, (centre). Ins. : each 

 of the four tendons (perforated by flexor long.) passes divided to 

 the borders of the second phalanx of the second to the fifth toe. 

 Use : to flex the second phalanx of the second, third, fourth, and 

 fifth toes. 



392. 9. Quadratus plant se s. Caro quadrat a Sylvii s. 



musculus accessorius. 



Pos. : above the last muscle, the vessels and nerves of the sole 

 of the foot ; under Calcaneus and lig. calcaneo-cuboid. infer. 

 Or. : 1. Groove upon the under surface of Calcaneus. 2. Lig. 

 calcaneo-cuboideum. Ins. : the external border and the inferior 

 surface of the tendon of m. flexor, comm. longus. Use: assists 

 in flexion, and draws the tendons of flexor longus outwards. 



393. 10. Lumbricales IV. 



Pos. : on the inner border of the tendons of flexor digitor. 

 longus. Or. : the angle of division of the tendons of flexor 

 digit, long, (inner edge). Ins. : Basis phalang. I. of second to 

 the fifth toe. Use : to flex the first phalanx of the second, third, 

 fourth, and fifth toes. 



394. 11. Inter ossei interni plantar es, 4. 



Pos. : between the metatarsal bones of the first to the fifth 

 toe ; covered by the following muscles. Or. : the internal (tibial) 

 side of the second to the fifth os metatars. Ins. : first phalanx 

 of the second to the fifth toe (tibial side). Use : to draw the four 

 outer toes inwards towards the first. . 



395. 12. Interossei externi s. dorsales, 3. 



Pos. : between the metatarsal bones of the second to the fifth 

 toe ; perforated at the posterior extremity by Jirtt. perforantes. 



