Basic Nutrition (AKA Lecture 1) Flashcards
What’s an Essential Nutrient?
chemical/substance required for metabolism that cannot be synthesized
What’s a Nutritional Deficiency
when a person’s nutrient intake regularly falls below the recommended
Is not having a deficiency equivalent to meeting the nutritional requirement? Why or why not?
nope
- no deficiency: prevents disease
- meeting nutritional requirement: insures optimal health
What are Daily Values?
- provide info on daily requirements of each nutrient
- based on 2000kcal/day diet
What are the types of Dietary Reference Intakes (DRIs)?
- Estimated Average Requirement (EAR)
- Recommended Dietary Allowance (RDA)
- Adequate Intake (AI)
- Tolerable Upper Limit (UL)
What’s Estimated Average Requirement (EAR)?
amount under which needs of 50% of the population are met
What’s Recommended Dietary Allowance (RDA)?
amount under which needs of 97% of the population are met
What’s Adequate Intake (AI)?
- a range that is expected to meet or exceed the needs of most individuals
- made when there in insufficient info
What’s Tolerable Upper Limit (UL)?
the highest level of continuous daily nutrient intake that causes no adverse effects
What’s a Prospective Study?
a study that follows an individual through life
What’s a Retrospective Study?
a study that looks back on someones life
Organic Nutrients…
contain carbon
Inorganic Nutrients…
don’t contain carbon
What are some examples of macronutrients? (3)
carbs, lipids, proteins
What are some examples of micronutrients? (2)
vitamins and minerals
