Human Study guide 1 – Flashcards
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Ferritin
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Which of the following compounds provides a major storage reservoir for iron?
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Chicken
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Which of the following foods provides iron in the most absorbable form?
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Foods containing Vitamin C
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Which of the following is known to enhance iron absorption?
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18
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Under normal circumstances, what is the average percentage of dietary iron that is absorbed from a mixed diet?
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Protects the body against free iron release
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What is a major function of hemosiderin?
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A liver-derived hormone that helps regulate iron absorption and transport.
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What is hepcidin?
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Iron stores decline, as assessed by serum ferritin
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Which of the following is found in the first stage of iron deficiency?
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Poor nutrition
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What is the major cause of iron deficiency?
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Iron-rich blood favors growth of bacteria
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Why are people with iron overload at increased risk for infections?
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Albumin
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What is the chief transport substance for zinc in the circulation?
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40mg
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What is the Tolerable Upper Intake Level for zinc for adults?
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Meats and shellfish
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Which of the following represents the most reliable dietary source of zinc?
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insufficient intake of iodine from foods.
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The most common cause of iodine deficiency
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Discoloration of teeth
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Which of the following is a prominent feature of mild iodine deficiency in children?
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Seafood
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Which of the following is the richest source of iodine?
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can result in the fetus developing a severe, life-threatening goiter.
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During pregnancy, exposure to excessive iodine from foods, prenatal supplements, or medications
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Iodized table salt
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Which of the following would be the most appropriate food source of iodide for a person who lives inland?
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Inhibits the formation of free radicals
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Which of the following is an important function of selenium?
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Copper
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Which of the following trace minerals functions primarily in reactions that consume oxygen?
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Copper
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Which of the following minerals is a cofactor in the formation of hemoglobin?
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Fluoride becomes incorporated into the crystalline structure of teeth, making them less susceptible to decay
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What is the primary mechanism associated with the role of fluoride in prevention of dental caries?
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Public Water
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What is the most reliable source of dietary fluoride?
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Hyperglycemia
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Chromium deficiency is characterized by
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Carbohydrates
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One of the chief functions of chromium is participation in the metabolism of
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Functional Foods
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What term designates foods that contain nonnutrient substances that may provide health benefits beyond basic nutrition?
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Exercise, but not physical activity, is thought to be repetitive, structured, and planned
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Which of the following are features of physical activity and exercise?
