DRI (Dietary Reference Intakes) - ANS-as set of nutritional reference values for the US
and Canada that applies to healthy people
RDA (Recommended Dietary Allowance) - ANS-the average daily nutrient intake level
that meets the nutrient requirements of 97-98% of healthy individuals in a particular life
stage and gender group
EAR (Estimated Average Requirement) - ANS-the average daily nutrient intake level
estimated to meet the requirement of HALF of the healthy individuals in a particular life
stage or gender group
UL (Tolerable Upper Level Intake) - ANS-the highest average daily nutrient intake level
likely to pose no risk of adverse health effects to almost all individuals in a particular life
stage and gender group
EER (Estimated Energy Requirement) - ANS-the average dietary energy intake that is
predicted to maintain energy balance in a healthy individual
AMDR (Acceptable Macronutrient Distribution Range) - ANS-a range of intakes for a
particular energy source that is associated with reduced risk of chronic disease while
providing adequate intakes of essential nutrients
, Nutrient Density - ANS-Foods that provide the highest level of nutrients for the least
amount of energy (Calories)
Chronic Disease - ANS-Long-lasting condition that can be controlled but not cured
Hunger - ANS-Physiological drive for food
Apetite - ANS-Psychological desire to consume specific food
Gastrin - ANS-a hormone secreted by stomach lining cells that stimulates the gastric
juice.
Stimulated by HCl
Secretin - ANS-hormone that slows down the production of gastric juice and helps to
stimulate the release of pancreatic juice
CCK (cholecystokinin) - ANS-Stimulates secretion of pancreatic digestive enzymes
Accessory Organs of digestion - ANS-Gallbladder, Pancreas, Liver
Absorption - ANS-process of taking these products through the intestinal wall
Digestion - ANS-large food molecules are broken down to smaller molecules,
mechanically and chemically
Elimination - ANS-undigested portions of food and waste products are removed from
the body
Peristalsis - ANS-Pushing of contents along GI tract
Passive Diffusion - ANS-(Type of Absorption) nutrients simply pass through the
enterocytes and into the bloodstream without the use of a carrier protein
Facilitated Diffusion - ANS-(Type of Absorption) need a carrier protein
Active Transport - ANS-(Type of Absorption) need a carrier protein and energy
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