. The Open court. opposite ends of the body, so that the dogs fire-box is in the form of a longish tube, known in Latin as the alimen-tary canal, or in plain English, food-tube. This is the form ofthe body-furnace in all backboned animals, and most backboneless,though some of the simplest and earliest of these have a merepouch, with but one opening. But the food-tube of the dog is very far from being a simplecanal, of uniform calibre from mouth to anus. As you look at it,you see that about a foot down from the mouth it balloons out intoa pear-shaped pouch, the stomach, then becomes small again
. The Open court. opposite ends of the body, so that the dogs fire-box is in the form of a longish tube, known in Latin as the alimen-tary canal, or in plain English, food-tube. This is the form ofthe body-furnace in all backboned animals, and most backboneless,though some of the simplest and earliest of these have a merepouch, with but one opening. But the food-tube of the dog is very far from being a simplecanal, of uniform calibre from mouth to anus. As you look at it,you see that about a foot down from the mouth it balloons out intoa pear-shaped pouch, the stomach, then becomes small again andthrown into a large number of coils, the last of which is somewhatlarger than the others. Altogether in fact, instead of being justthe length of the body, it is between five and six times as long. 4i8 THE OPEN COURT. Is there anything in the food of the dog to explain this state of affairs? Why does he need a stomach-pouch, and coils of intestine? A pouch is used to store or carry things in, and if you recall. Fig. Tube of Dog. (From Flower).
Size: 1683px × 1485px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade188, booksubjectreligion, bookyear1887
