Exam 1: Food Choices and Human Health

A false story has circulated for several years on the Internet about the chickens used by a popular national fried chicken chain. It claims that the chickens used by the company have been genetically modified to have no heads, beaks, or feet and are kept alive with feeding tubes. This is an example of:

Why does the variety of foods available to us today make it more difficult, rather than easier, to plan nutritious diets?

Three ounces of beef stew contains about the same amount of iron as three ounces of water-packed tuna, but the beef stew provides over 300 calories while the tuna provides about 100 calories. As regards iron, the tuna offers more:

The human genome is 99.9% the same in all people.

Progress in meeting the nutrition objectives for the nation set by Healthy People 2010 included all of the following except:

Food scientists measure food energy in:

You see a new finding about nutrition reported in your local newspaper. Based on this information you would:

Physical activity is not linked to nutrition as a factor supporting health.

Enriched and fortified foods are not necessarily more nutritious than whole basic foods.

Is it possible to take dietary supplements in place of food? Why or why not?

One of the diseases related to nutrition is heart disease, which is the leading cause of death in the U.S.

Describe how you would determine whether an Internet site offers reliable nutrition information.

Liquid formulas that have been introduced as "meal replacers" have been shown to:

Foods that have been subjected to any process such as addition of additives, milling, or cooking are called _____ foods.

Scientists have developed a new type of margarine containing plant ingredients they think will lower blood cholesterol levels in people who use the margarine. They want to test this by having some people use the new margarine for a while and then compare their cholesterol levels with those of a group of people who use regular margarine. This is an example of what type of research design?

Describe the characteristics of scientific research.

How many calories are provided by a food that contains 20 grams of carbohydrate, 8 grams protein, and 5 grams of fat?

The compound that gives hot peppers their burning taste is called a:

Describe why people should not make changes in their diet based on results of a single research study.

The credential "R.D." displayed by a dietitian's name indicates registration with: