. Veterinary studies for agricultural students. Veterinary medicine. DIGESTIVE APPARATUS 59 two sets of muscle fibers, one set encircling the esophagus, the other placed lengthwise. In cattle and sheep, the esophagus terminates at the opening between the first and second stomachs in the trough-like '' esopha- geal groove.'' This groove is about six inches long and connects with the first, second and third stomachs. It controls the move- ment of food and water to the several stomachs. When food is first swallowed, it passes mainly into the cow's first stomach although some of it usually goes to
. Veterinary studies for agricultural students. Veterinary medicine. DIGESTIVE APPARATUS 59 two sets of muscle fibers, one set encircling the esophagus, the other placed lengthwise. In cattle and sheep, the esophagus terminates at the opening between the first and second stomachs in the trough-like '' esopha- geal groove.'' This groove is about six inches long and connects with the first, second and third stomachs. It controls the move- ment of food and water to the several stomachs. When food is first swallowed, it passes mainly into the cow's first stomach although some of it usually goes to the second. Liquids, includ-. Fig. 30.—Stomach of the Cow. A, A, and B, B, different portions of the paunch or rumen; C, termina- tion of the esophagus; D, second stomach (reticulum) ; E, third stomach (omasum) ; F, F, fourth stomach (abomasum); G, small intestine, just beyond the pylorus; H, esophagus. ing soluble foods, pass on to the second and third, the overflow even passing into the fourth. Stomach.—The stomach is located in the anterior portion of the abdominal cavity. Its function is to receive food and furnish the gastric juice to aid in digestion. The horse's stomach shows two distinct portions. The mu- cous membrane which lines the interior on the left side is light colored, firm, and tough, like the mucous membrane of the esophagus, of which it is a continuation. On the right side of the stomach the mucous membrane is soft and red. Thus the horse has a partially double or two-cavity stomach as compared with the four-cavity stomach of the cow and the sheep. The. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Reynolds, Myron Herbert, 1865-. New York, The Macmillan Company
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectveterin, bookyear1922
