THE DIAPHRAGM. 



313 



Crus dphrg., Crus diaphragmatica. The left crus or pillar of the diaphragm. 

 Dct. thr., Ductus thoracicus, az. The left thoracic duct (Fig. 103). 

 Gng. (Ganglion) semilunare. The semilunar ganglion Ganglion of the solar plexus 

 of nerves (Fig. 107). 



M., A. mesenterica superior, az. (Fig. 103, 107). 



FIG. 90. CAUDAL VIEW OP THE DIAPHRAGM WITH THE STRUCTURES THAT TRAVERSE 



IT ; x .75. 



Mbrn., Membrana. The somewhat crescent-shaped membranes which, with the 

 muscular portion of the diaphragm, complete it dorsad. It is said by Straus-Durckheim, 

 A, II, 310, that, in place of these membranes, there are often muscular pillars lateral 

 pillars of the diaphragm joining the diapophyses of the 3d lumbar vertebrae. 



M. transversalis-abdominis. 



M. q. lumb., M. quadratus lumborum. 



M. psoas. (The human psoas magnus.) 



