Kayla Was a Participant in a Clinical Study to Determine

question 42

Multiple Choice

Kayla was a participant in a clinical study to determine how much vitamin C cures scurvy, the vitamin's deficiency disease. During the study, Kayla consumed only a formula diet that was nutritionally complete, except it didn't contain vitamin C. Within a few weeks, Kayla developed scurvy. At that point, researchers gave 2 mg vitamin C to Kayla each day for a week, but her signs and symptoms of scurvy remained. In the weeks that followed, the scientists continued to increase Kayla's intake of the vitamin by 2 mg/week. After a week of taking 10 mg of vitamin C/day, Kayla reported feeling much better. Based on this information, the researchers concluded that Kayla's

• A) requirement for vitamin C was 10 mg.
• B) EER for vitamin C was about 10 mg.
• C) RDA for vitamin C was 10 mg, plus 15 mg as a margin of safety.
• D) AI for vitamin C was 100 mg, which was 10 times the amount that cured her case of scurvy.

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Definitions:

Human Capital

The skill set, knowledge base, and experiential accumulation found in people or populations, looked at through their financial value or cost burden to a company or a country.

Demand For Female Labor

The desire or need for workforces comprised of women, often discussed in terms of how economic, social, and policy changes affect employment opportunities for females.

Male Labor

The segment of the workforce comprising men, often analyzed in demographic and economic studies.

Discrimination

Unfair treatment or prejudicial judgment toward individuals based on characteristics such as race, age, gender, or religion.