Exam 1- Dietary Guidlines Flashcards
What is EAR
Estimated average requirement
Average nutrient requirement for a healthy population. Meets the needs of 50% of the population
Used for populations NOT INDIVIDUALS
What is RDA
Recommended Dietary Allowance
Nutrient requirement to meet the needs of 97% of the population
For INDIVIDUALS not populations
What is AI
Adequate intake
Nutrient recommendations when insufficient evidence to calculate EAR or RDA
Determined by observation
For individuals not populations
What is UL
Tolerable upper intake level
Highest nutrient leave unlikely to cause adverse effects
Prevent toxicities
Adult nutrient recommendations
Carbs- 45-65% of Cal
Total Fat- 20-35% Cal
Protein- 10-35% of cal
Fiber- Women(25) Men (38g)
What is the HEI
Healthy eating index
Score based of 0-100
> 80 good diet
51-80 needs improvement
<51 poor diet
What is the serving size for chicken, fish, beef, or pork
3 ounces
Set by government
What are the guidelines for nutrients on a food label
5% or less is LOW
20% or more is HIGH
Of the daily values
What is RDI
Reference daily intake
Used for vitamins and minerals
What is DRV
Daily reference value
Used for macronutrients and electrolytes
Health claims cant be used on foods that
Contain >20% DV for fat, saturated fat, cholesterol or sodium
Nutrient content claim of “free”
Nutrient content claim of “low”
<3g/serving and <30% calories from total fat
<1g/serving and <15% calories from saturated and trans fat
<20mg/serving of cholesterol
<140 mg/serving of sodium
Nutrient content claim of “reduced”
25% less calories from fat, cholesterol, sodium, sugars than reference product
For a structure or function claim what must happen
Role of a nutrient or ingredient intended to affect NORMAL STRUCTURE or function in humans
What does convential mean when labeling chicken
Minimum of .5ft squared
Cage free?
Minimum of 1ft squared
Not required to let birds outside
Free range
Minimum of 21 ft squared
Pasture raised
Minimum of 108 ft squared
Egg nutrition of conventional vs. free range
Free range higher total fat mostly MUFA and PUFA
Higher omega 3
Conventional= 71mg/50g
Free range= 84 mg/50g
Cooking temps for food
Beef, pork,veal, lamb=145 Ground meats= 160 Ham=145 Poultry=165 Eggs=160 Fish+shellfish= 145 Leftovers=165 Casseroles=165
What does Sell by
Tells store how long to display
Best if used by
Date recommended for best quality/flavor
NOT A SAFETY DATE
Use by
Last date recommended to consume for peak quality
What is a Heirloom
Variety at least 50yrs old
Produced by “open pollination”
Seeds produce same characteristics from year to year
What is a hybrid
Cross pollination between 2 plants
Carefully controlled pollination
Some created in lab and many patented
Subsequent seed generations do not reproduce well
What does genetically engineered mean
1 or more genes altered
May turn off genes
All created in lab and are patented
Seeds cannot be used
What is the leading cause of blindness in children in the world
Vitamin A deficiency
In pregnant women causes night blindness