Why Is Vitamin D a Nutrient of Particular Concern in Older

question 26

Multiple Choice

Why is vitamin D a nutrient of particular concern in older adults?

• A)Permeability of the intestine to dietary vitamin D increases as the intestine ages,which increases risk for toxicity.
• B)Vitamin D synthesis in the skin slows.
• C)The kidneys accelerate the conversion of vitamin D to its active form,which increases the risk for toxicity.
• D)None of these responses are accurate.

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Definitions:

Case Study Method

A research approach that involves an in-depth investigation of an individual, group, or event to explore underlying principles or findings that may be applied to broader contexts.

Generalizability

describes the extent to which research findings and conclusions from a study conducted on a sample population can be applied to the population at large.

Scientific Method

A systematic process for conducting research and experimentation, involving observation, hypothesis formulation, experimentation, and conclusion.

Social Validity

The degree to which the goals, procedures, and outcomes of an intervention are acceptable and relevant to the participants and their community.