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Nutrition for Healthy Living

Nutrition

Quiz 3 :

Planning Nutritious Diets

Quiz 3 :

Planning Nutritious Diets

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Which of the following statements is true?
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Answer:

A

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Which of the following statements is true?
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Answer:

D

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Kevin was a participant in a clinical study to determine how much niacin cures pellagra,the niacin deficiency disease.During the study,he consumed only a formula diet that was deficient in niacin.After developing pellagra,he was given 2 mg of niacin a day for 2 weeks,but he still suffered from the disease,so the scientists added 2 mg of the vitamin to Kevin's formul A.By the beginning of the 5th week of the study,the researchers noticed that Kevin's signs and symptoms were greatly improved.At the end of the 5th week,he was feeling fine.The researchers concluded that
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Answer:

A

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Which of the following statements is true?
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The Tolerable Upper Limit for a nutrient is the
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Benton usually consumes 2200 kcal/day.He wants to meet the AMDR for carbohydrate intake (45-65% of total kcal).Based on this information,his acceptable range of intake for carbohydrates is _____ kcal/day.
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A nutrition scientist wants to develop a nutritionally complete formula diet for adults who are healthy but need to avoid solid food for awhile.Based on this information,she is likely to refer to _____ when developing the new formul A.
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Josh was a participant in a clinical study to determine how much thiamin cures beriberi,the vitamin's deficiency disease.During the study,Josh consumed only a formula diet that was nutritionally complete,except it did not contain thiamin.Within a few weeks,Josh developed beriberi.At that point,researchers gave 0.20 mg thiamin to Josh each day for a week,but his signs and symptoms of beriberi remained.In the weeks that followed,the scientists continued to increase Josh's intake of the vitamin by 0.2 mg/week.After a week of taking 0.6 mg of thiamin/day,Josh reported feeling much better.Based on this information,the researchers concluded that Josh's
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Recently,Miriah participated in a study that was designed to determine how much iron is necessary to prevent iron deficiency.Within a few weeks of consuming an iron-free diet,Miriah's red blood cells began to show signs that they lacked iron,and she began to complain about feeling tired.At that point,the researched added some iron to Miriah's food,so her daily intake of the mineral would be 1 mg.After 1 week,the researchers checked the iron content of Miriah's blood,and although it was higher than the earlier value,she still complained about feeling tired.In the weeks that followed,the scientists continued to increase Miriah's iron intake by 1 mg/week and check her for signs and symptoms of iron deficiency.After a week of taking 6 mg of iron/day,she reported feeling like "her old self" and having plenty of energy.Based on this information,the researchers concluded that Miriah's
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A team of scientists determines that the average healthy woman who is between 19 and 30 years of age needs 40 mg of a vitamin to prevent developing the vitamin's deficiency disorder.Based on this information,the
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An Estimated Average Requirement (EAR)is the
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The Exchange System allows you to
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To establish a nutrient's RDA,nutrition scientists add _____ of the nutrient to its EAR.
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Which of the following statements is true?
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Which of the following statements is true?
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Which of the following statements is true?
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Which of the following statements is true?
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The amount of vitamin C that meets about 98% of the population's need for the nutrient is the _____ for the vitamin.
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Which of the following statements is true?
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A group of 50 adult male humans were in a clinical study to determine how much niacin is toxic.During the first two weeks of the study,members of the group consumed only a formula diet that was nutritionally complete,except it contained 24 mg niacin,which is 1.5 times the RDA for niacin (males).At that point in the study,all members reported feeling fine,and they could function normally.During the next week,they were given a formula that contained 48 mg niacin.Within a few days of consuming this formula,90% of the participants reported feeling ill,and they complained of having upset stomachs and reddened facial skin.At that point,researchers gave the subjects a formula that contain 16 mg niacin.After a week of consuming the new formula,all participants reported feeling well again.Based on this information,the researchers concluded that the
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