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2. Digestion - Wikipedia

   en.wikipedia.org/wiki/Digestion

   Digestion is the breakdown of large insoluble food compounds into small water-soluble components so that they can be absorbed into the blood plasma.In certain organisms, these smaller substances are absorbed through the small intestine into the blood stream.

3. Human digestive system - Wikipedia

   en.wikipedia.org/wiki/Human_digestive_system

   The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.

4. Gastrointestinal tract - Wikipedia

   en.wikipedia.org/wiki/Gastrointestinal_tract

   The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans and other animals, including the esophagus , stomach , and intestines .

5. Stomach - Wikipedia

   en.wikipedia.org/wiki/Stomach

   The stomach is also called the gaster (Greek belly) or venter from which we have the adjective gastric applied to structures related to the organ. [3] The stomach is a muscular, hollow organ in the upper gastrointestinal tract of humans and many other animals, including several invertebrates.

6. Gastrointestinal physiology - Wikipedia

   en.wikipedia.org/wiki/Gastrointestinal_physiology

   Every day, seven liters of fluid are secreted by the digestive system. This fluid is composed of four primary components: ions, digestive enzymes, mucus, and bile. About half of these fluids are secreted by the salivary glands, pancreas, and liver, which compose the accessory organs and glands of the digestive system.

7. What are enzymes, and what do they have to do with digestion?

   www.aol.com/enzymes-digestion-090536230.html

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