题目内容

Brown eggs are more nutritious than white eggs.

A. Fact
B. Fiction

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To build their argument, the authors referenced a number of studies that demonstrated positive outcomes from taking multivitamin supplements. What major illnesses did these studies focus on? Select all that apply.

A. Heart disease
B. Stroke
Colon cancer
D. Breast cancer
E. Parkinson's disease
F. Alzheimer's

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The Iowa Women’s Health Study is given as an example of a study linking multivitamins and mortality. According to this study, women over 55 years of age who took multivitamins had a higher risk of dying compared to those who did not. Which of the following statements summarizes what the authors consider to be a flaw in the research design?

A. It is not clear whether supplementation started before or after illness was diagnosed. In addition, the study did not exclude women who were sick or take into account how long they were taking supplements.
B. The study did not control the multivitamin supplements assigned to each patient and was conducted over a short period of time making it difficult to assess long term effects on mortality.
C. Supplemental iron was assigned to all participants even though the women in the study had issues regulating iron absorption and did not have a diagnosis of iron deficiency. As a result, negative effects were reported in all cases.

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The authors recommend taking expensive, name brand multivitamin supplements to achieve the most health benefits possible.

A. True
B. False

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In the article Nutrition Insurance Policy: A Daily Multivitamin, the authors acknowledge that if you eat a healthy diet a multivitamin may have little or no benefit. Yet, they believe “a daily multivitamin-multimineral supplement offers safe, simple micronutrient insurance” (p.2).Which of the following statements forms part of their argument for reaching this conclusion?

A. The optimal intakes of vitamins and minerals are not set in stone and it does not make sense to rely only on dietary sources for micronutrients.
B. Not everyone eats a healthy diet and many people in the United States consume less than adequate amounts of micronutrients on a daily basis.
C. High doses of any supplement have the potential to cause harm but supplements control the level of dosage.

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Brown eggs are more nutritious than white eggs.

A. Fact B. Fiction

To build their argument, the authors referenced a number of studies that demonstrated positive outcomes from taking multivitamin supplements. What major illnesses did these studies focus on? Select all that apply.

The authors recommend taking expensive, name brand multivitamin supplements to achieve the most health benefits possible.

A. Fact
B. Fiction