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food for life 2
digestion vocab
| Term | Definition |
|---|---|
| Nutrients | Substances in food that your body needs to grow, to repair itself, and to supply you with energy |
| Enzymes | Proteins that speed up chemical reactions |
| Peristalsis | Involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system. |
| Esophagus | A muscular tube that connects the mouth to the stomach. |
| Saliva | The fluid released when the mouth waters that plays an important role in both mechanical and chemical digestion |
| Liver | produces & secrets bile into small intestine |
| Pancreas | An organs in the abdominal cavity with two roles. The first is an exocrine role: to produce digestive enzymes and bicarbonate, which are delivered to the small intestine via the pancreatic duct. The second is an endocrine role: to secrete insulin and gluc |
| Digestion | Breakdown of food substances into simpler forms that can be absorbed and used |
| Feces | solid wastes; stool |
| Bolus | a small rounded mass of a substance, especially of chewed food at the moment of swallowing. |
| Chyme | Partially digested, semiliquid food mixed with digestive enzymes and acids in the stomach. |
| Villi | Fingerlike extensions of the small intestine mucosa that increase the surface area for absorption |
Created by:
seaven.shorter
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