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Nutrition Ch 1 Vocab
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32
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Undergraduate 2
01/19/2013

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Term
nutrients
Definition
compounds in foods that sustain your body processes. there are six classes of nutrients: carbohydrates, fats (lipids), proteins, vitamins, minerals, and water
Term
kilocalories
Definition
the measurement of energy in foods. commonly referred to as calories
Term
metabolism
Definition
the numerous reactions that occur within the cell. the calories in foods are converted to energy in the cells of the body
Term
phytochemicals
Definition
nonnutritive compounds in plant foods that may play a role in fighting chronic diseases
Term
nutrition
Definition
the science that studies how the nutrients and compounds in foods that you eat nourish and affect your body functions and health
Term
macronutrients
Definition
the energy-containing essential nutrients that you need in higher amounts: carbohydrates, lipids (fats), and proteins
Term
micronutrients
Definition
essential nutrients that you need in smaller amounts: vitamins and minerals
Term
organic
Definition
containing carbon
Term
enzymes
Definition
substances that speed up reactions in your body
Term
inorganic
Definition
not containing carbon. in organic compounds in clue minerals, water, and oils
Term
fiber
Definition
the portion of plant foods that isn't digested in the small intestine
Term
overweight
Definition
carrying extra weight on your body in relation to your height
Term
obesity
Definition
carrying an excessive amount of body fat above the level of being overweight
Term
Healthy People 2020
Definition
a set of disease prevention and health promotion objectives for americans to meet during the second decade of the new millennium
Term
consensus
Definition
the opinion of a group of experts based on a collection of information
Term
scientific method
Definition
a stepwise process used by scientists to generate sound research finding
Term
hypothesis
Definition
an idea generated by scientists based on their observation
Term
peer-reviewed journal
Definition
a research journal in which fellow scientists (peers) review studies to assess if they are accurate and sound before they are published
Term
laboratory experiment
Definition
a scientific experiment conducted in a laboratory. some laboratory experiments involve animals
Term
observational research
Definition
research that involves looking at factors in two or more groups of subjects to see if there is a relationship to certain outcomes
Term
epidemiological research
Definition
research that looks at populations of people; it is often observational
Term
experimental research
Definition
research involving at least two groups of subjects
Term
experimental group
Definition
the group given a specific treatment
Term
control group
Definition
the group given the placebo
Term
placebo
Definition
a sugar pill that has no impact on the individual's health when ingested
Term
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
Term
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)
Term
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
Term
public health nutritionist
Definition
an individual who may have an undergraduate degree in nutrition but isn't an RD
Term
licensed dietition (LD)
Definition
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.
Term
nutritionist
Definition
a generic term with no recognize legal or professional meaning. some people may call themselves nutritionists without having any credible training in nutrition
Term
quackery
Definition
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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