Nutrition Flashcards
What is the EAR?
Estimated Average Requirement: The amount of a nutrient estimated to meet the nutrient requirement of 50% of the healthy individuals of a population
What is the RDA?
Recommended Daily Allowance: The average daily intake for a nutrient that is sufficient to meet the requirements of 97-98 percent of the population. Derived from the EAR.
What is adequate intake?
The recommended average intake of a nutrient based on observed or experimentally determined estimates for an apparently healthy population. This value is derived when the evidence for an AR is insufficient.
What is Upper level of intake?
The highest average daily nutrient intake that is likely to pose no adverse effects to most individuals in a population.
What is the amount of Kcal/gm in carb?
4
What is the amount of Kcal/gm in protein?
4
What is the amount of Kcal/gm in fat?
9
What is the amount of Kcal/gm in alcohol?
7(non-nutrient)
What is the AMDR?
Acceptable macronutrient distribution range
What is the AMDR for protein?
10-35%
What is the AMDR for carb?
40-65%
What is the AMDR for fat?
25-35%
What is RDA/AI of fat for 0-6 months?
31 gm/d
What is RDA/AI of fat for 7-12 months?
30 gm/d
What is AMDR of fat for 1-3 yo?
30-40%
What is AMDR of fat for 4+ yo?
25-35%
What is upper limit of fat?
Not defined
What are fatty acids good for?
Energy source(mitochondria)
Metabolic processes
Immune
Cell membrane structure
Brain tissue(cerebrosides)
Bile acid synthesis
Cholesterol
Vit D
Steroid hormones
Cell-Cell Signaling
What are sources of alpha linolenic acid?
vegetable oils, flaxseed, walnuts, brussel sprouts, kale, spinach, salad greens, soy, canola oil.
Why are fats solids and oils liquid?
They have different fatty acid composition from saturated(solid) to unsaturated(liquid)
What are essential fatty acids?
Must be derived from foods(Omega 3 and 6)
What is Omega 6 derived from?
Linoleic acid
What is Omega 3?
Alpha linolenic acid
Which omega is involved in neurological growth?
Omega 3(DHA)
What % of omega3(alpha linolenic acid) % of calories does AHA recommend?
5-10%
What is RDA/AI of Omega 3?
.5-1.6 gm(men 1.6, women 1.1)
What is AMDR of Omega 3 for >1yo?
0.6-1.2%
What is upper limit of omega 3?
Not determined
What fish are high in omega 3?
SMASH, Cod, Lake Trout, Tuna
What is an AHA/ADA recommendation about fats to help lower CVD?
Replace saturated fat with polyunsaturated vegetable oil. This reduces risk for CVD by 30%.
Which fats are required to be on nutrition labels?
Saturated and Trans fats
Which fats are voluntary to be on nutrition labels?
MUFAs and PUFAs
What is the RDA/AI on Carb?
130 gm/d
What is the AMDR on Carb?
45-65%