DRIs
What does DRI stand for?
Dietary Reference intake
What is the main reason for our food choices?
Personal Preference/Taste
What is the definition of diet?
The foods a person consumes
What type of digestion occurs primarily in the mouth?
Mechanical
What is AI (explain)?
Adequate Intakes
What is an essential nutrient?
Cannot be produced by the body; must be obtained from food
Would French fries be considered more nutrient-dense or energy-dense?
Energy-dense
What is the main role of the stomach in digestion and absorption?
Mix ingested foods to form chyme
What is UL (explain)
Upper Levels
What are the 6 classes of nutrients?
Carbohydrates, lipids (fats), proteins, vitamins, minerals, water
Name at least 2 benefits that whole foods have over processed foods.
Higher in fiber, lower in energy, contain phytochemicals, more nutrient-dense
What is the hormone that is secreted by cells in the stomach in response to food?
Gastrin
What is RDA (explain)?
Recommended daily allowances
What is the Recommended Dietary Allowance for a nutrient?
Well above the EAR, meeting the needs of about 98% of the population
What are the ABCs of measuring nutritional status?
Anthropometrics, Biochemical, Clinical, Diet history, Economics.
What is the sphincter responsible for keeping the acidic chyme in the stomach and keeping it from refluxing back into the esophagus?
Lower esophageal sphincter
What is EER (explain)?
Estimated Energy Requirements
What are the kcal/g of each macronutrient? (carbs,lipid,protein)
protein 4kcal/g
fat 9kcal/g
Which food combination best represents dietary balance?
-mac and cheese, a roll with butter, water
-mac and cheese, grilled chicken, steamed broccoli, water
-mac and cheese, roll, banana. water
B
What is the hormone that activates the secretion of the bicarbonate ions from the pancreas to neutralize the chyme as it enters the small intestine?
Secretin