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        | compounds in foods that sustain your body processes. there are six classes of nutrients: carbohydrates, fats (lipids), proteins, vitamins, minerals, and water |  | 
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        | the measurement of energy in foods. commonly referred to as calories |  | 
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        | the numerous reactions that occur within the cell. the calories in foods are converted to energy in the cells of the body |  | 
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        | nonnutritive compounds in plant foods that may play a role in fighting chronic diseases |  | 
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        | the science that studies how the nutrients and compounds in foods that you eat nourish and affect your body functions and health |  | 
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        | the energy-containing essential nutrients that you need in higher amounts: carbohydrates, lipids (fats), and proteins |  | 
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        | essential nutrients that you need in smaller amounts: vitamins and minerals |  | 
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        | substances that speed up reactions in your body |  | 
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        | not containing carbon. in organic compounds in clue minerals, water, and oils |  | 
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        | the portion of plant foods that isn't digested in the small intestine |  | 
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        | carrying extra weight on your body in relation to your height |  | 
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        | carrying an excessive amount of body fat above the level of being overweight |  | 
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        | a set of disease prevention and health promotion objectives for americans to meet during the second decade of the new millennium |  | 
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        | the opinion of a group of experts based on a collection of information |  | 
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        | a stepwise process used by scientists to generate sound research finding |  | 
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        | an idea generated by scientists based on their observation |  | 
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        | a research journal in which fellow scientists (peers) review studies to assess if they are accurate and sound before they are published |  | 
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        | a scientific experiment conducted in a laboratory. some laboratory experiments involve animals |  | 
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        | research that involves looking at factors in two or more groups of subjects to see if there is a relationship to certain outcomes |  | 
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        | research that looks at populations of people; it is often observational |  | 
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        | research involving at least two groups of subjects |  | 
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        | the group given a specific treatment |  | 
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        | the group given the placebo |  | 
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        | a sugar pill that has no impact on the individual's health when ingested |  | 
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        | double-blind placebo-controlled study |  | Definition 
 
        | when the scientists and subjects in a research experiment can't distinguish between the treatments given to the subjects and don't know which group of subjects received which treatment |  | 
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        | registered dietition (RD) |  | Definition 
 
        | a health professional who has completed at least a bachelor's degree in nutrition from an accredited university or college in the united states, completed a supervised practice, and passed an exam administered by the american dietetic association (ADA) |  | 
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        | medical nutrition therapy |  | Definition 
 
        | the integration of nutrition counseling and dietary changes based on an individual's medical and health needs to treat a patient's medical condition |  | 
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        | public health nutritionist |  | Definition 
 
        | an individual who may have an undergraduate degree in nutrition but isn't an RD |  | 
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        | an individual who has met specified educational and experience criteria deemed necessary by a state licensing board to be considered an expert in the field of nutrition. an RD would meet all the qualifications to be an LD. |  | 
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        | a generic term with no recognize legal or professional meaning. some people may call themselves nutritionists without having any credible training in nutrition |  | 
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        | the promotion and selling of health products and services of questionable validity. a quack is a person who promotes these products and services in order to make money |  | 
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