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nutrition and deficiencies

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Answer
nutrition   the study of how your body uses the food you eat  
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malnutrition   poor nutrition over an extended period  
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nutrient   a chemical substance in food that helps maintain the body  
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deficiency disease   an illness caused by the lack of a sufficient amount of a nutrient  
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carbohydrate   the body's chief source of energy  
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glucose   a monosaccharide that serves as a constant and immediate source of energy for all body cells and tissues  
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fiber   provides bulk in the diet  
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fat   important energy source  
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fatty acid   chemical chains containing carbon, hydrogen, and oxygen  
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hydrogenation   makes unsaturated fats solid  
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cholesterol   a fat like substance found in every cell in the body  
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protein   chemical compounds that are found in every body cell  
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amino acid   small units that make up proteins  
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kwashiorkor   a serious protein deficiency disease found in many underdeveloped areas of the world  
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vitamin   one of the six basic types of nutrients that is a complex organic substance needed in small amounts for normal growth, maintenance, and reproduction  
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fat-soluble vitamin   vitamins that dissolve in fats  
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water-soluble vitamin   vitamins that dissolve in water  
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supplement   nutrient products added to the diet  
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night blindness   a reduced ability to see in dim light due to vitamin A deficiency  
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rickets   A disease resulting from a vitamin D deficiency, which is characterized by crooked legs and misshapen breast bones in children  
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scurvy   a disease resulting from a vitamin C deficiency, which is characterized by bleeding gums, loss of teeth, and internal bleeding  
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beriberi   a disease of the nervous system caused by a thiamin deficiency, which is characterized by numbness in the ankles and legs and severe cramping and paralysis  
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pellagra   A disease caused by a deficiency off niacin, which is characterized by a raw and inflamed skin rash, abdominal pain, diarrhea, dementia, and paralysis  
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anemia   Caused by folate deficiency, reduces the number of RBCs in the bloodstream  
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mineral   one of the six basic types of nutrients that is an inorganic substance and becomes part of the bones, tissues, and body fluids  
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trace element   a mineral like iron or iodine that is found in very small amounts in the body  
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osteoporosis   A condition resulting from a calcium deficiency, which is characterized by porous, brittle bones  
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hypertension   High blood pressure  
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goiter   A visible enlargement of the thyroid gland resulting from an iodine deficiency  
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digestion   The bodily process of breaking food down into simpler compounds the body can use  
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absorption   The process of taking nutrients into the body and making them part of the body  
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peristalsis   A wavelike movement produced by the contracting of longitudinal and circular muscle fibers of the digestive tract, which pushes food through the tract  
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saliva   A mucus- and enzyme-containing liquid secreted by the mouth that makes food easier to swallow and begins to break down starches  
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metabolism   The chemical processes that take place in the cells after the body absorbs nutrients  
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basal metabolism   The amount of energy the human body needs to stay alive and carry on vital processes  
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