Quiz Answer Key. The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. It's the system responsible for breaking down large molecules in your food into smaller molecules that you can absorb, and it's essentially an exterior surface of the body, since it's regularly exposed to outside substances. Your digestive tract extends from your mouth to your anus, and includes the stomach, small intestine, and large intestine. MS-DRG 395. Birds are most active foraging in the morning and evening as they refuel after a long night and stock up for the next night, but they will eat at any time of day. Feeding grain with or without forage during the first few weeks of life will result in larger and heavier papillae growth in the rumen. Your digestive system works on the foods you eat for about: a.5 hours b.10 hours c.15 hours d.20 hours The digestive system breaks down food into: a.nutrients b.amylase c.saliva d.sphincters During the process of absorption, nutrients from food go from: a.the intestines into the bladder b.the blood into the organs C. Urethra. The oral cavity, or mouth, is the point of entry of food into the digestive system, illustrated in Figure 1. Our digestive health has a lot to do with our immune health and vice versa. Bird Eating Behavior . Ruminants are hoofed mammals that have a unique digestive system that allows them to better use energy from fibrous plant material than other herbivores. Oral Cavity. B. MDC: 06 — Diseases & Disorders of the Digestive System A long tube that carries food from the mouth to the stomach: A. Trachea. Its role in maintaining our immune health and, eventually, our overall well-being cannot be underestimated. The human digestive system is the organ system responsible for extracting nutrition from consumed food items and absorbing the nutritional molecules into the bloodstream. Digestive Tract. OTHER DIGESTIVE SYSTEM DIAGNOSES WITHOUT CC/MCC. Mouth. the loop of Henle is most highly developed in mammal - 2900925 Here, we’ll see how the two systems partner each other and what one does to keep the other system running. Your digestive system is uniquely designed to turn the food you eat into nutrients, which the body uses for energy, growth and cell repair. To take in and break down food for use by the body. Ruminant livestock include cattle, sheep, and goats. To give the body shape. Digestive System. 2. The digestive system, without the other organs of digestion, is a continuous hollow tube from the mouth to the rectum. Unlike monogastrics such as swine and poultry, ruminants have a digestive system designed to ferment feedstuffs and provide precursors for energy for the animal to use. 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