nn: ///:. i /,'/. 



5U1 



and /<// face, an /</// and ]>i>.fi ri->r W //-. nn <IJH-.C, and a 



Tin- //.//// /<', smooth and rounded, is traversed by a vascular furrow 

 parallel to the axis of the heart, and whicli divides this face into two 

 scctii-Tis : an anterior, belonging to the right ventri<-l<- ; and a posterior, less 

 extensive, forming part of the left ventricle (Fig. 259). 



The lift /tii-i; disposed in the same manner, also shows a groove on tin: 

 limit of the t\vo ventricles, whoso direction slightly crosses the great 



Fig. 258. 



nn. ni:.u:i AM rui.vciPAL VESSELS; LKFT 

 i, Ki;,'lit vi-utricle; b, Left ventricle; c, Right auricle; </, Left auricle; ,-, I'ul- 

 inonary :irt.T_v ; f ', Ol>litcrate<l arterial c.in.il ; /'. I'ulnn.ii.iry \ .:.-ri.u- 



aorta; A, Left axillary artery; , Right axillary arti-ry, ur brachio-ceplialic 

 trunk ; _/, Origin nfthe dorsal artery; k, Origin of the superior cervical art-ry ; 

 /, Origin of tin: vi-rti-Lral artery; n, Origin of the inferior cervical artery ; "i, 

 Origin ..f the internal thoracic artory ; o, Origin of the external ditto ; ;, Carotid 

 KM; 7, E'osterior aorta; r, Anterior vena cava; *, Trunk of the axillary 

 ', Trunk of the internal thoracic vein; u, Trunk of the dor>.-i . i \ i, .d 

 terior vena cava; c', Kmbouchure of the hepatic and diaphragmatic 

 : x, Venaazygos; y, Thoracic duct; z, Embouchure of that veasel, | 

 the origin of the anti-rim- vena cava. 1, Kii;ht canlia. art.. 

 ..n.li.ic artery; 3, Auriculo-ventricular branch' of the latter; 4, Ita veutrit -ular 

 Iji-anch ; 5, Cardiac vein. 



diameter of the heart from behind to before-, and above to below, and which 

 is imu-li nearer the ant-.-riur than the p^u-rior border (V'n*. 258). 



