Nutrition - Chapter 1

animal experiments

A compound from a particular spice has just been identified and isolated. It is thought that this compound may have anticancer properties. What general type of study design would be appropriate to address this question?

The results of the study have not been repeated

A study is published in a scientific journal and is the first to report that regular intake of high amounts of green tea is associated with a decreased risk of Alzheimer disease. What is the best reason why we should NOT immediately accept the results of this study?

EAR (Estimated Average Requirement)

After gathering sufficient evidence to generate an _____ for a nutrient, that value is used to establish an RDA for the same nutrient.

low potassium

Highly processed foods common in our "Westernized" diet are

UL (Tolerable Upper Intake Level)

Leroy wants to know if he is getting too much of certain nutrients. What reference value would you use to help him determine if he is consuming too much nutrients?

UL (Tolerable Upper Intake Level)

The highest daily nutrient intake that is not likely to harm most people is called the _____.

Theory

The results of many similar experiments must be consistent for a hypothesis to become a _____.

randomized control trial

To determine if a certain nutrient improves vision among healthy adults, the experimental protocol to use is a(an)

EAR

What DRI value is set at a level that meets the needs of only 50% of the population?

Health People 2020

What initiative identifies a broad range of goals and objectives to improve the health of Americans?

Alcohol is not a nutrient

What is true about alcohol?

AI and EAR

What two DRI values will never co-exist for the same nutrient?

Phytochemicals

What type of compounds are found in plant foods and provide health benefits but are not considered essential nutrients?

Protein

Which macronutrient is required to facilitate chemical reactions in our body?

It is the highest level of intake that appears to be safe for regular consumption by nearly everyone

Which of the following choices best describes the Tolerable Upper Intake Level for a nutrient?

Vitamins

_____ are organic compounds that are required in small quantities for specific functions in the body.