Exam 3: Measuring Diet

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In some types of nutritional research, simply ranking subjects in categories of high, medium, or low nutrient intake is sufficient for arriving at conclusions about the role of diet in health and disease.

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The ability of an instrument to produce the same estimate on two or more occasions, assuming that nothing has changed in the interim is known as

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A food frequency questionnaire designed to assess intake of a single nutrient or a limited number of food components is known as a __________.

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A food that is reported to have been eaten in a 24-hour recall but that is not really eaten is known as a phantom food.

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Three-dimensional food models and two-dimensional images are sometimes used by researchers to help subjects correctly estimate __________ sizes.

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A food eaten but not reported in a 24-hour recall is known as a

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A low score on the MEDFICTS questionnaire most likely indicates that

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The Nurses' Health Study and the Health Professionals Follow-up Study are two examples of prospective __________ studies.

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The measurement of urinary nitrogen excretion to verify protein intake in dietary surveys is an example of a biologic marker.

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A food record would be a suitable approach for measuring the diet of an illiterate subject.

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The ASA24 is

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The ability of an instrument to produce the same estimate on two or more occasions, assuming that nothing has changed in the interim is known as __________.

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A __________ is a person providing information about a subject's behavior (e.g., dietary practices) when the subject is unable to provide the necessary information.

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