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nutrition/digestion

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Term
Definition
nutrient   chemical substance needed for body growth, energy, and life process  
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protein   nutrient needed to build and repair cells  
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carbohydrate   nutrient needed to supply energy  
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amino acid   building block of proteins  
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vitamin   nutrient found in many foods  
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deficiency   disease caused by lack of certain nutrient  
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mineral   nutrient needed by body to develop properly  
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calorie   unit used to measure energy in food  
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oxidation   slow burning of foods in your body  
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digestion   process by which foods are changed into forms body can use  
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esophagus   tube that connects mouth to stomach  
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epiglottis   flap of tissue that prevents food from entering windpipe  
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peristalsis   wavelike movement that moves food through the digestive tract  
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saliva   liquid in mouth that helps digestion  
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chyme   thick liquid from food  
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gastric jiuce   juice produced in stomach that contains mucus, pepsin, and hydrochloric acid  
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absorption   movement of food from digestive system to the blood  
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