CHAPTER, II. 
THE DIGESTIVE ORGANS. 
ANATOMY AND PHYSIOLOGY. 
¥/ HE stomach of the ox, sheep and other ruminants is so peculiar as 
to call for special mention. It consists of four so-called stomachs. 
The first, known as the rzen, or paunch, is much the largest; its 
ee? mucous membrane is rough, with elevations or papilla, and is pro- 
tected by a dense, scaly membrane. The second stomach, called the vefzc- 
alum, or honey-comb, is the smallest of the four, and is connected with the 
2) 
SS 
STOMACH OF THE Ox. 
A, Rumen (left half). B, Rumen (right half). C, Lower end of the Gsophagus. D, Reticulum. 
E,Omasum. F, Abomasum. 
front part of the paunch, with which it freely communicates. The third 
stomach is named the omasum, or maniplies, the latter term being derived 
from the many folds of the membranes; its numerous membranes are of 
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