THE DUODENUM 



1287 



Interior of the Duodenum (Fig. 1013). The proximal part of the duodenum is 

 comparatively smooth. Valvulae conniventes begin to appear in the distal half 



SOUND IN COMMON 

 BILE DUCT 



CARUNCULA MINOR 

 OP SANTORINI 



VALVULAE 

 CONNIVENTES 



CARUNCULA 

 MAJOR 



SOUND IN 

 ACCESSORY 

 PANCREATIC 

 DUCT OF 

 SANTORINI 



LONGITUDINAL 

 FOLD 



VALVULAE 

 CONNIVENTES 



SOUND IN 

 COMMON BILE DUCT 



/ I , SOUND IN PANCRI 



' I DUCT OF WIRSUNC 



FIG. 1013. The interior of the duodenum. (Spalteholz.) 



Lower end of oesophagus ^ 



Cozliac axis 4$& 



Portal vein-! 

 Hepatic duct 

 Cystic duct 

 TTrpatic artery 

 Kiglii suprarenal 

 gland 



Pyloric orifice 

 'Right gastro-epiploic 

 artery 



Superior mesenteric 

 vein 



Spermatic I'tatals \ Spermatic vessels 



Inferior mesenteric artery 



FIG. 1014. The duodenum, its four parts marked a, b, c, d. The liver is lifted up: the greater part of the 

 stomach is removed, broken lines indicating its former position. (Testut.) 



