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NS 1410 - Exam 1 – TTU Exam Questions with 100% Correct Answers
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NS 1410 - Exam 1 – TTU Exam Questions with 100%Correct Answers
*Dietary Reference Intakes (DRIs)*
- ans -Set of reference values.
Dietary standards for HEALTHY people only.
*RDA, EAR, AI, UL, AMDR, EER*
-for preventing deficiency diseases and reducing chronic diseases
*Recommended* Dietary Allowed (RDA)*
- ans --Yardstick used for measuring healthy people's energy and nutrient intakes.
-The average daily intake level required to meet the needs of *97-98% of most
healthy people in a particular life stage and gender category.*
-Excess intake of energy leads to obesity.
-Estimate risks of deficiencies over time.
-determine adequacy of diets in surveys
*Tolerable Upper Limits (UL)* - ans -*Needs for ULs grew out of the increase in
the practice of fortifying foods coupled with the popular use of supplements.*
-term "tolerable" is used to avoid implying potential beneficial effect
*Adequate Intake (AI)* - ans -Recommended average daily intake level for a
nutrient.
Determined estimates of nutrient intakes by healthy people.
-used when RDA is not yet established
*Estimated Average Requirement (EAR)* - ans -Average daily intake level of a
nutrient that will meet the needs of half of the people in a particular category.
Used to establish the RDA.
*Acceptable Macronutrient Distribution Ranges (AMDR)* - ans -Describes the
*portion (or %)* of the energy intake that should come from each macronutrient.
*Carbohydrate AMDR* - ans -45-65%
*Percent Daily Value* - ans -How much of a serving of food contributes to your
overall intake of the listed nutrients on the facts panel.
,5/20 rule
*Appetite* - ans -Psychological desire to consume specific foods.
*Hunger* - ans -Physiological drive for food.
*Satiety* - ans -Feeling full.
*Peristalsis* - ans -*Muscular contractions that move food through GI tract.*
*Segmentation* - ans -Unique pattern of motility.
*Mucus* - ans -*Layer protects the stomach lining from the acid in gastric juices.*
*Sphincter* - ans -Muscles that control the passage of food material from one
organ to the next.
*The relationship between nutrition and diseases*
- ans -Diseases in which nutrition plays some role.
Diseases with a strong nutritional component.
Diseases caused by nutritional deficiencies or toxicities.
*Diseases in which nutrition plays some role*
- ans -Osteoporosis
Osteoarthritis
Some forms of cancer.
*Diseases with a strong nutritional component*
- ans -Type 2 Diabetes
Heart Disease
High Blood Pressure
Obesity
*Diseases caused by nutritional deficiencies or toxicities*
- ans -Peliagra
Scurvy
Iron-Deficiency
, Anemia
Other vitamin and mineral deficiency and toxicities.
*Components of the DRI's and its purposes*
- ans -*Average daily intake required to meet the needs of 97-98% of most
healthy people.*
*Requirement that will prevent deficiency diseases and reducing chronic
diseases.*
*Margin of safety.*
*What is required to become a Registered Dietitian?*
- ans -*1.Bachelor's degree in nutrition.*
*2.Completion of supervised clinical experience.*
*3.Passing a national registration examination.*
*vitamins* - ans -Micronutrients.
Organic (do NOT supply energy, contains carbon)
Yield no energy (no calories)
Easily destroyed (light, heat, chemicals)
Fat soluble: *vitamins K, A, D, E*
Water soluble: B and C
*Minerals *
- ans -Micronutrients.
Inorganic (contains no carbon)
Yield no energy (no calories)
Indestructible but may be bound or dissolved into water
*Rules of Health Claims*
- ans -Must meet FDA approved definitions.
A "may" or "might" qualifier must be added.
*No health claims are allowed if food contains more than 20% of the DV for total
fat, saturated fat, cholesterol, sodium.*
*Components of a healthy diet*
- ans -*Adequate
Moderate
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