THE LIVER 



433 



is much smaller and is prismatic. The right central lobe is second in size, and pre- 

 sents a somewhat tongue-shapetl quadrate lol)e, marked off by the deep fissure in 

 which the gall-bladder lies. The right lateral lobe is third in size, and is oval in 

 outline. On its visceral surface is the large caudate lobe ; this consists of two parts 



post. Vena cat/a 



le duct 



ll'iibiUcal fissure 



Fig. .339.— I>ivf:R of Dog. 

 Soft specimen sketched with lohes drawn apart. 



liepaiic 

 Q^sophagenl notch artery Posterior vena cava 



Left lateral 

 ligament 



Papillary 

 lobe 



Gastric im- 

 pression (of 

 left lateral 

 lobe) 



Right central lobe 



Fio. 340. — Liver of Dog, Viscer.\l Surf.a.ce; Hardened in situ. 

 Left central lobe, gall-laladder, and great part of right central lobe not visible. 



Renal im- 

 pression {of 

 caudate lobe) 



Portal vein 



Bile duct 



Right lateral 

 lobe 



Call-bladder 

 (riot visible) 



— on the right, the caudate process; on the left, the papillary process or lobe, both 

 often being subdivided bj^ fissures. 



When hardened in situ (with the stomach full), the gland presents the following 

 characters : 



The visceral surface is marked by a somewhat oblique ridge (corresponding to 

 28 



