332 



Muscles of the Leg. 



Spina iliaca anterior superior 

 ,M. sartorius (cut off) 



M. 



glutaeus- 

 medius 



/Spina iliaca anterior inferior 



M. iliacus (tliird liead) 

 / (see p. 327} 



Bursa iliopectinea 

 M. pectineus 



M. rastus lateralis 



Tuberculuni pubicuni 



M. 



adductor 



longus 



;M. cfracilis 



Hiatus 



tendineus 



[addiic- 



torinsl 



M. rectus 

 femoris 



.M. vastus 

 niedialis 



Patella 



Ligamcntum patellae 



Tuberosiias tibiae 



Tendo 

 ni. <rracilis 



JUirsa 



ni. sartorii 



propria 



M. 



sartorius 



(cut off) 



377. Muscles of 

 the right thigh, 



viewed from in front. 



(The mm. sartorius and tensor ' 

 fasciae latae have been com- 

 pletely, the m. iliopsoas, for the 

 most part, removed.) 



Bursa iliopectinea (see also 

 Fig. 370), constant, large, be- 

 tween the m. iliopsoas and the 

 lig. iliofemorale ; it is frequently 

 connected with the cavity of the 

 hip-jomt. 



M. pectineus (see also Figs. 

 370 and 376). Form: flat, 

 (iblong-quadrangular. Position : 

 medial from and l3elow the hip- 

 joint, boimded lateralward by 

 the m. iliopsoas, medianward by 

 the m. adductor longus, behind 

 by the mm. adductor brevis and 

 obturator i>xternus. Origin: 

 from the rnmus superior oss. 

 pubis, pecten oss. pubis and li- 

 gamentum pubicum superius (see 

 p. 197). Insertion: parallel 

 downward, lateralward and back- 

 ward to the linea pectmea femoris 

 (biirsa m. 2)ectinci see Fig. 378). 

 Action: it adducts and flexes 

 the thigh, and rotates it outward. 

 Innervation: n. fcmoralis. 



M. gracilis (see also Figs. 

 376, 384, 386 and 388). Form: 

 flat, long, thin. Position: super- 

 ficial , on the medial surface of 

 till' thigh, medianward from the 

 mm. adductores; behind it is 

 bounded by the m. semimembra- 

 nosus. Origin: by a broad 

 tendon from the ramus inferior 

 oss. pubis. Insertion: paraUid 

 downward, bebind the epicoudy- 

 lus niedialis femoris and tbenct^ 

 forward by a thin tmidon to 

 tbe tuberositas tibiae, just beluw 

 th(^ tendon of the m. sartorius 

 (bursa aiiscrina see p. 378). 

 Action: it adducts the thigh, 

 flexes tbe leg and rotates if 

 inward. Innervation: ramus 

 anterior u. obturatorii. 



