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15 Cards in this Set
- Front
- Back
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minerals
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inorganic compounds/ elements--some of which are essential nutrients.
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major minerals
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Ca2+ calcium
P phosphorous K+ potassium Na+ sodium Cl- chloride Mg2+ magnesium |
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trace elements
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Fe, more than 13 essential to good health
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water recs
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about 1-1.5 mL of water/kcal expended/day
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macronutrients
micro |
needed in large amts
carbs, fats, proteins necessary but lesser amts |
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scientific method
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observation -->
hypothesis --> experiment --> theory |
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theory
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validated hypotheses
with overwhelming support...becomes a scientific fact |
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epidemiological studies
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studies of data sets of large population
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case-control
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people who do and don't have the condition. match them in age, gender, other key variables so differences stand out
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cohort studies
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over certain period of time studied
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cross-sectional
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findings identify factos that might influence disease in population; how much and kinds food people eat.
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lab-based animals intervene
invitro |
feeding animals certain diet
at molecular/cellular level |
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human intervention/clinical
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consequences of following certain regime
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experimental design
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large sample size
placebos experim group and control double blind correlation and causes |
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nutritional assessment of individual
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history, anthropometric data, physical exam
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