294 



THE INFERIOR EXTREMITY 



distal to the last, the bursa between the tendinous insertion 

 of the glutaeus maximus and the vastus lateralis. 



The muscles met with between the dorsum ilii above 

 and the tuber ischii and the posterior area of the thigh 



Nerve to quadratus femons 

 Inferior gluteal nerve \ Pudendal nerve 

 Posterior cutaneous nerve of thigh 

 Superficial part of superior gluteal artery 

 Superior gluteal nerve V 



Deep part of sup. 

 gluteal artery 



Inferior gluteal artery 



Internal pudendal artery 



erve to obturator internus 

 gemellus superior 

 M. obturator internus 

 /M. gemellus inferior 

 / Sacro-tuberous ligamer 

 M. obturator externus 



M. quadratus femoris 



(cut) 



Tuber ischiadicun 

 (ischial 

 tuberosity) 



M. glutaeus mediu 



Nerve to tensor fasciae l 

 and lateral circumflex artery 



Greater trochanter 

 M. quadratus femoris (cut) 



Medial circumflex arter 



M. adductor magnus 



\ \ M. adductor magnu 

 \ M. semimembranosus 

 M. semitendinosus 

 . biceps femoris 



FIG. 130. Dissection of the Gluteal Region. The Glutaeus Maximus and 

 the Glutaeus Medius have been removed, and the Quadratus Femoris 

 has been reflected. 



below are: (i) The posterior part of the glutaeus medius; 

 (2) the piriformis, issuing from the pelvis through the greater 

 sciatic foramen ; (3) the tendon of the obturator internus, 

 passing through the lesser sciatic foramen ; (4) the gemellus 

 superior, attached to the upper border of the obturator 



