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48 Cards in this Set
- Front
- Back
TRUE
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Functions of water in the body include lubricant, maintains protein structure, and participant in chemical reactions.
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TRUE
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Water contributes most to the weight of the human body.
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Between Cells
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Where is interstitial water found?
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TRUE
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Water intoxication is rare but can result in death
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300 ML
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What is the minimum water intake (from all sources; liquid, food and metabolic) for an adult with an energy expenditure of 2,500 kcalories?
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FALSE
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Hard water contains the lowest amount of minerals.
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Sodium
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Which of the following minerals is present in highest concentration in soft water?
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Sodium
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What is the major extracellular electrolyte?
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Potassium 98% inside cells
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What is the major intracellular electrolyte?
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Sodium & Chloride
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When a person loses fluid by sweating or bleeding, what minerals are lost in greatest quantity?
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TRUE
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The DASH diet plan was devised to prevent hypertension and is both lower in sodium and higher in foods with potassium, calcium and magnesium.
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Processed foods
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What is the greatest single source of sodium in the American diet?
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FALSE
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Chloride deficiencies are extremely common
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TRUE
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Those who ingest low amounts of fresh fruits/vegetables are amoung those people known to be at risk for potassium depletion.
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1%
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Approximately what percentage of the body’s calcium is found in the blood?
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Bones & Teeths
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Almost all (99%) of the calcium in the body is used to
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TRUE
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Blood clotting, nerve transmission and maintenance of heart beat, are all processes that directly involve calcium.
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TRUE
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Lactose, pregnancy, and stomach acid are known to enhance calcium absorption from the GI tract
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300
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How much calcium would typically be absorbed by a normal adult with a calcium intake of 1,000 mg?
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TRUE
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Osteoporosis has virtually no effect on blood calcium levels.
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30-40
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At what age do adults normally begin to lose bone mass?
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Accompanies calcium in bone & in many foods (i.e milk). Dietary excess may inhibits calcium
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Which of the following is a feature of phosphorus in nutrition?
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Energy systems & heart functioning
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Which of the following is a major function of magnesium?
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TRUE
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Magnesium is known to be involved in muscle contraction, and is therefore important in rhythmic heart beat and cardiovascular health
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TRUE
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A characteristic of the trace minerals is that the amounts in foods are dependent, in part, on soil composition
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TRUE
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Hemoglobin is the iron-containing compound that carries oxygen in the bloodstream?
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MFP factor, organic acids, ascorbic acid, Vit. C, (Citrate, lactic, and HCL acids) , sugars, Foods containing vitamin C
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All of the following factors are known to enhance the absorption of iron
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Vitamin C
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Which of the following nutrients enhances iron absorption from the intestinal tract?
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FALSE
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Tea, coffee, and phytates are all known to increase the absorption of iron.
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Men 20-45 years of age
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Which of the following population groups is least susceptible to iron-deficiency anemia?
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1st-Women in reproductive years
2nd-Women in pregnancy 3rd-Children |
Which of the following individuals would most likely need an iron supplement?
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Heart disease
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Which of the following may be linked with the presence of high blood iron?
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On average, women do not eat enough iron-containing foods
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Which of the following is a feature of iron nutrition?
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Bread & Cereals
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In the United States, iron is currently added to which of the following foods?
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TRUE
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Zinc is known to play an important role in wound healing, synthesis of retinal, and the production of sperm (please gentlemen, hold your applause)
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TRUE
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Excess zinc is known to lead to copper deficiency?
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TRUE
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Copper deficiency due to interference with copper absorption is a known side effect of prolonged ingestion of excessive amounts of zinc supplements?
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TRUE
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Zinc is highest in foods that also contain a high amount of protein
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Iodine
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What mineral is critical to the synthesis of thyroxin, the hormone that controls the rate of oxygen use by cells, and hence metabolism?
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Seafood
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Which of the following is the richest source of iodine?
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Simple goiter; Thyroid glands enlarged
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Which of the following may result from iodine deficiency?
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TRUE
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Selenium inhibits the formation of free radicals and therefore acts as an antioxidant
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Selenium
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What trace element is part of the enzyme glutathione peroxidase, which acts as a major antioxidant?
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Shellfish
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Which of the following meats would be the best source of copper?
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Public water
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What is the most reliable source of dietary fluoride?
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Dental decay
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Fluoride deficiency is best known to lead to
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Carbohydrate
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Because it is believed the hormone insulin is dependent upon chromium for optimal activity, one of the chief functions of chromium is participation in the metabolism of
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TRUE
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Evidence to date in animals and/or human beings suggests that normal bone metabolism requires the trace minerals boron, silicon, and vanadium.
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