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| a complex protein produced by cell to speed a specific chemical reaction in the body. |
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| The unit used to measure the energy value of food. |
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· The process by which the body breaks down food, and the nutrients in food, into simpler parts for use in growth, repair, and maintenance. |
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| Gastrointestinal(Gi) Tract |
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· A muscular tube leading from the mouth to the anus through which food passes as it is digested.
· Mastication. Chewing. |
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A reaction of the immune system to some substance found in food. |
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| A series of squeezing actions by the muscles in the gastrointestinal tract the helps move food through the tract. Peristalsis |
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| A mixture of hydrochloric acid, digestive enzyme, and mucus produced by the stomach that helps digest food. |
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| A mixture of gastric juices and food formed in the stomach during digestion. |
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· A digestive juice produced by the liver to aid fat digestion.
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| Solid wastes that result from digestion . |
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| The passage of nutrients from the digestive tract into the circulatory system. |
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· Tiny, fingerlike projections that cover the wall of the small intestine. |
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| All the chemical changes that occur as cells produce energy and materials needed to sustain life |
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| ATP(adenosine triphosphate). |
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· The storage form of energy in the body.
· Food allergy. A reaction of the immune system to some substance found in food. |
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| Frequent expulsion of watery feces. |
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· . A condition that occurs when the feces become massed and hard in the large intestine, making expulsion infrequent. |
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| A difficult in digesting food. |
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| A burning pain in the middle of the chest caused by stomach acid flowing back into the esophagus. |
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· An open sore in the lining of the stomach or small intestine. |
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| Small crystals that form from bile in the gallbladder. |
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| A disorder in which many abnormal pouches form in the intestinal wall. |
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