GLUTEUS MEDIUS. 



585 



The GLUTEUS MEDIUS (fig. 200, A ) is triangular in form, with its base 

 at the innominate bone, and apex at the femur. It arises from the outer 

 surface of the hip bone between the crest and the superior curved line, 



Fig. 200. 



SECOND VIEW OF THE DISSECTION 

 Muscles : 



A. Glutens medius. 



B. Pyriformis. 



c. Upper gemellus. 

 D. Obturator internus. 

 B. Gernellus inferior. 



F. Obturator externus. 



G. Quadratus femoris. 

 H. Adductor magnua. 

 I. Vastus externus. 



j. Glutens maximus, cut. 

 K. Great sacro sciatic ligament. 

 l. Hamstring muscles. 

 Arteries : 



a. Gluteal. 



OF THE BUTTOCK (Illustrations of Dissections). 

 6. Sciatic. 



c. Internal circumflex. 



d. Pudic. 



e. Anastomotic branch of sciatic. 

 /. First perforating. 



Nerves : 



1. Last dorsal. 



2. Upper gluteal. 



3. Small sciatic. 



4. Nerve to the obturator internus. 



5. Pudic. 



6. Great sciatic. 



7. Inferior pudendal. 



8. Cutaneous of the thigh of small sciatic. 



9. Muscular branch of great sciatic. 



except behind where there is a surface of bone free from muscular fibres ; 

 and many superficial fibi-es come from the strong fascia covering the ante- 

 rior part of the muscle. The fibres converge to a tendon, which is inserted 



