146 



LABORATORY MANUAL OF HUMAN ANATOMY 



aperture, the so-called " femoral ring" (annulus femoralis) 

 (0. T. crural ring). What is directly medial and what directly 

 lateral from this ring? How is it closed above? Can you find 

 the femoral septum of CJoquet (septum femorale [Cloqueti] ) ? 



What is meant by femoral hernia? Why should it occur 

 where it does and not elsewhere ? Is it more common in males or 

 in females, and why? What must have been the course of a 

 hernia presenting over the fossa ovalis? In cutting down upon 



M. obliquus interims 



FIG. 58. 



Spina iliaca anterior superior 



Aponeurosis of the M. obliquus externus abdominis 

 k Fascia transversalis 

 Hj^ Nervus femoralis 



Fascia iliopectinea 



Lig. inguinale [Pouparti\ 

 \^ Arteria femoralis 

 \ ^v- X Vagina vasorum 



Vena femoralis 



Annulus femoralis 



Lig. lacunare 

 [Gimbernati] 



M. rectus ab- 

 dominis 



Cut edge of th( 

 fascia iliaca 



M. iliopsoas Eminentia iliopectinea \ Fades symphyseos 



Fascia transversalis i Falx (aponeurotica) 



Lig. pubicum [Cooperfj \ inguinalis 



Annulus inguinalis subcutaneus 



The lacuna musculorum and the lacuna vasorum of the left side, seen from the internal, 

 medial side. (After Toldt, Anat. Atlas, Wien, 1900, 2 Aufl., p. 374, Fig. 616.) 



it, what are the various coverings met with? Where is such a 

 hernial sac most subject to constriction? How could such con- 

 striction be relieved by the knife? In cutting Grimbernat's liga- 

 ment, what is to be remembered about the origin of the obturator 

 artery ? 



Femoral Triangle, or Larger Fossa of Scarpa (Trigonum femorale 



[Fossa Scarpae major]) (O. T. Scarpa's Triangle). 

 Remove the fascia lata from the anterior aspect of the proxi- 

 mal third of the thigh. Do not disturb the fascia lata farther 



