What is Nutrition correct answers the study of food, including
-How food nourishes our bodies
-How food influences our health
-New Science
Wellness correct answers -the absence of disease
-Physical, emotional, social, occupational, and spiritual health.
-Critical Components: Nutrition and Physical activity
What does Nutrition encompasses? correct answers Consumption, Digestion, Absorption,
Metabolism
Storage, Excretion
Health People 2010 correct answers --Increase quality and years of healthy life
-Eliminate health disparities
Nutrients: the chemicals in foods that are critical to human growth and function
Nutrients correct answers -the chemicals in foods that are critical to human growth and function
- 6 groups of essential nutrients :carbohydrates , vitamins,fats and oils, minerals, proteins, water
Macronutrients correct answers nutrients required in relatively large amounts (g or Kg)
Provide energy
Carbohydrates, fats and oils, proteins
Micronutrients correct answers nutrients required in smaller amounts (g or mg)
Vitamins and minerals
,Kilocalorie correct answers amount of energy required to raise the temperature of 1 g of water by
1°C
On food labels, "calorie" actually refers to kilocalories
Carbohydrates correct answers Primary source of fuel for the body, especially for the brain
Provide 4 kcal per gram
Found in grains (wheat, rice), vegetables, fruits, and legumes
Fats and Oils correct answers Composed of lipids, molecules that are insoluble in water
Provide 9 kcal per gram
Proteins correct answers Chains of amino acids
Can supply 4 kcal of energy per gram, but are not a primary energy source
Important source of nitrogen
Vitamins correct answers organic molecules that assist in regulating body processes
Fat-soluble vitamins
Vitamins A, D, E, and K
Dissolve easily in fats and oils
Water-soluble vitamins
Vitamin C and the B vitamins
Remain dissolved in water
, Minerals correct answers inorganic substances required for body processes
-Minerals have many different functions, such as fluid regulation, bone structure, muscle
movement, and nerve functioning
Our Body correct answers Our bodies require at least 100 mg/day of the major minerals, such as
calcium, phosphorus, magnesium, sodium, potassium, and chloride
We require less than 100 mg/day of the trace minerals, such as iron, zinc, copper, iodine, and
fluoride
Water correct answers a critical nutrient for health and survival
Dietary Reference Intakes (DRIs): correct answers -Amount of a nutrient needed to prevent
deficiency disease in healthy people
-Amount of a nutrient that may reduce the risk of chronic disease
-Upper level of safety for nutrients
DRIs consist of four values correct answers -Estimated Average Requirement (EAR)
-Recommended Dietary Allowance (RDA)
-Adequate Intake (AI)
-Tolerable Upper Intake Level (UL)
Estimated Average Requirement (EAR) correct answers The average daily intake level of a
nutrient that will meet the needs of half of the people in a particular category
Are used to determine the RDA of a nutrient
Recommended Dietary Allowance (RDA) correct answers The average daily intake level
required to meet the needs of 97% to 98% of people in a given life stage and of a given gender