SMALL AND LARGE INTESTINE 



63 



is the varying proportion of the small to the large intestine. 

 As ii general rule the former is very considerably longer than 



Fig. 41. — Different forms of the stomacli in ^laninials. A, Dog ; B, Mus decmnamis ; 

 C, Mus musculus ; D, Weasel ; E, scheme of the Ruminant stomach, the arrow 

 with the dotted line showing the course taken by the food ; F, Human stomach. 

 a. Minor curvature ; h, major curvature ; c, cardiac end. G, Camel ; H, Echidna 

 Kcvlcata. Om.a, Major curvature ; Omi, minor curvature. I, Bradypus tridactyliis. 

 Du, Duodenum ; MB, coecal diverticulum ; **, outgrowths of duodenum ; i , re- 

 ticulum ; i"i', rumen. A (in E and G), Abomasum ; Ca, cardiac division ; (>, 

 Itsalteriuiii ; Oe, oesophagus ; P, pylorus ; R (to the right in E and to tlie left in G), 

 rumen ; li (to the left in E and to the right in G), reticulum ; 8c, cardiac; 

 division ; Sj), pyloric division ; M'Z, water -cells. (From Wiedersheim's Com- 

 j)arativc A nafovn/.) 



the latter ; in I'aradOcfurus, for instance, the small intestine 

 mav be fifteen times the length of the large. The excess of 

 length of one section over the other is not generallv so marked 



