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15 Cards in this Set
- Front
- Back
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How many essential nutrients? How many macro and micronutrients? |
4 macronutrients (Water, carbohydrates, lipids (fats), proteins) 2 micronutrients (Vitamins and minerals) |
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1kcal and 1 Calorie equals how many calories (non-capitalized)? |
1000 calories |
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Nutrient density |
A measure of the nutrients provided by a good relative to its caloric content |
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Fortified foods |
Foods to which one or more nutrients have been added |
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Phytochemicals |
Substances found in plant foods that are not essential nutrients but may have health promoting properties. I.e., Soybeans are a source of phytoestrogens (hormones like) which may reduce cancer and chloresterol |
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Undernutrition |
When intake doesn’t meet needs |
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Overnutrition |
When intake exceeds needs |
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Overnutrition is the main risk factor in what leading death causes in Canada? |
Cancers, heart disease and stroke |
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Nutritional epigenetics |
The study f how nutritional factors (mainly in prenatal and childhood) can affect how DNA is expressed |
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The scientific method |
Systematic, unbiased approach that allows any scientist to acquire new knowledge and correct/update previous knowledge |
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Epidemiological evidence |
Observations are made without manipulation of a variable (looks for trends in pop). Ex: looking at low levels of heart disease in Japan and identifying high fish consumption in diet). |
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Experimental evidence |
Start w hypothesis, that is tested with experiment using a sample (representation of pop), an experimental group (receives treatment) and control group (receives placebo). If the results support, a scientific theory is developed. If not, new hypothesis. |
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Blind |
Subjects do not know whether they are undergoing treatment or placebo |
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Use VETO when evaluating nutritional info. What does it stand for? |
Valuable, evidence-based, trustworthy, one-sided. |
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Peer-reviewed |
Progress in which leading scientists in field review whether the study was conducted properly and result interpreted fairly. If it passes this can be published in scientific journal. |
