s A\ M:\ i:i> TO Tin: .\nimMi\.\i. />/;/-v//i i: CANAL, i::; 



accumulates. Whi-n diir'-.-tion connm tie, s a:.-ain. tlii- r< .- rvi- of }<:], is thrown into the 

 dnetus choledochus by the contraction of tin- nui.-cuhir fibres <!' tin- <-y.-t, ami )>y the 

 .re of tin- alidominal vUeera: it iu<'<{- that whirh come.-, directly from the liver, 

 ami with it is cam. il to tin' duodenum. 



We will now irlance at tin- particular arrangement of this vi.-i'ii> in cadi .-|M-cicH. 



In the Ox, the liver is . ntii< Iv i-ontim .1 t<> th<- right (ttftphragmatifl n ^ion. It is 

 thick, voluminous, and M-am-ly noU'licil at it.> |..ri|'h' i\ : M> tli,.t it i.s dillicnlt, if not 

 impossible, to distinguish three lobes in it, the lobus Spi^clii alone being detached from 

 the mass of the organ. The gall bladder, fixed towards the superior extremity, is nearly 

 always floating ; near its neck it nvt i\<^ tin- insntion of si vcral lar^c c-iuiduitw, which 

 come directly from the npi>er part of the liver. The ductus clioledochus opens alone at 



VP 



i.ivi:i: <>K mi. i*.*;. \vini n- BZOBBIOB1 

 i>. Duodenum and the intotinal in:i-s : r, l':iin-re:is ; r, S|. 



in; R, Right kidney; B, Gall-bladder; .-A, Cystic dun : i r. I.ivt-r; K', LoJ>e 

 of the liver, prepared to show the distribution of the vena port.. :in<l hepatic 

 vein; vr. Vena porta- ; v/i, Hopatic vein; rf, Diaphrauni : \f. Vena cmva; 

 . Heart. 



ft great distance from tin- pyloins; M. Colin 1 .;..- !">und it t<> In- 21J im-hea in rno cow. 

 and 'J'.tA im-hi .> in another. In the >'/(/- and f.'.-.-/. the form and |Hsitioii of tlie liver 

 ditVer but litth- from that of the Ox. The dactas choledooliOC, OOW< -with 



that of the | .':! terminates at PJ to Id im-ln s fmni the pylorus. 



In the Pig, the liver has time well-marked lobes; tln> iniildle carries the gall- 

 blndder. The ductns i-hol, dodius i>\n-u< al^ne at 1 or 1 J inches only fn>tn the pylorus. 



In the J>,y and ('.it, the M\, r i- M-ry voluniinnus. is ile<-plv iiotdi. d. and is ilividttl 

 into livi- principal 1..! ,-. | ] ;l . mi. Idle lolV has the -all-l.ladd' r attadu d to it. and 

 i/.iii ;-.t in a fossa. 



2 v 





