98 



THE MUSCLE R. 



Fig. i. 



ad' 



Muscles of left thigh of Rana esculenta. Ventral surface. 



ad M. adductor longus. 



ad \ M. adductor bre vis. 



ad ' M. adductor magnus. 



e.c M. extensor cruris. 



f.t M. flexor tarsi. 



U.L M. gastrocnemius. 



. M. rectus internns majortj 



r.i' M. rectus internus minoif 



* M. sartorius. 



t.a. M. tibialis anticus. 



t.p. M. tibialis posticus. 



v.i. M. vastus interims. 



111. sent '/tend inostix to 

 be inserted into the 

 upper surface of the 

 tibio-fibula, under it 

 passes the A. iil'ialix. 

 A third thread - like 

 tendon passes to the 



Somewhat behind its 

 middle (Fig-. 82) the 

 muscle is traversed by 

 an imcriptio tendinea, 

 by which the whole of 

 the fibres are inter- 

 rupted. 



118. J/. rectus in- 

 ternus minor (Ecker), 

 (Figs. 80, 8 1 r.i"). 



Dugds, post-ischio-tibial 



superficiel, n. 151. 



Zenker,^e.ror tibiae 



, inagmis. Klein, i.t- 



chio-tibiali*. 



Situated entirely on 

 the inner surface of 

 the thigh, this narrow 

 muscle arises by a 

 tendinous band which 

 mills the whole length 

 of the pubic symphy- 

 sis, and is connected 

 posteriorly with the 

 sphincter an't, anterior- 

 ly with the rerff* 

 aldominis ; posteriorly 

 it passes into a thin 

 tendon which is also 

 connected with the 

 muscle just described 

 (117). In its course 



