Nutrition Quizzes up until Midterm

How does a double-blind experiment work? a. both subject groups take turns getting each treatment b. neither subjects nor researchers know which subjects are in the control or experimental group c. neither group of students knows whether they are in the control or experimental group, but the researchers do know d. neither the subjects nor the persons having contact with the subjects know the true purpose of the experiment

b. neither subjects nor researchers know which subjects are in the control or experimental group

Providing enough, but not an excess, of a food is a diet-planning principle known as ____. a. safety b. variety c. moderation d. undernutrition e. conservatism

c. moderation

The Dietary Guidelines for Americans are designed to a. provide a scientific basis for USDA's school lunch program b. provide a scientific basis for the Food Stamp Program c. reduce the risk of "killer" diseases d. all answers are correct

d. all answers are correct

The concept of nutrient density is most helpful in achieving what principle of diet planning? a. variety b. balance c. moderation d. calorie control e. cost control

d. calorie control

Which food group is typically consumed in amounts greater than recommended by the USDA? a. dairy b. fruits c. vegetables d. protein foods e. whole grains

d. protein foods

Jamie, a vegetarian, is trying to plan a healthy diet according to the USDA Food Patterns. Which protein foods would be the best nutrient choices for one day? a. 2 pieces bacon, 1/2 can tuna, 2 pieces bread b. 1/2 cup rice, 2 tbsp low sugar jam or jelly, 2 pieces bread c. 1 egg, one cup leaf lettuce, 2 ounces fatty fish d. 1 skinless chicken breast, 2 egg whites, meal replacement bar e. 1/2 cup black beans, 2 tbsp peanut butter, 1 c spinach

e. 1/2 cup black beans, 2 tbsp peanut butter, 1 c spinach

Which nutrients are considered organic compounds? a. water and carbohydrates b. carbohydrates and protein c. fats and minerals d. iron, vitamin C, and potassium

b. carbohydrates and protein

Energy-yielding nutrients include a. vitamins, minerals, and water b. carbohydrates, proteins, and fats c. trace minerals and fat-soluble vitamins d. iron, vitamin C, and potassium

b. carbohydrates, proteins, and fats

Of the ten leading causes of illness and death in the U.S., how many are associated directly with nutrition? a. one b. four c. six d. eight e. nine

b. four

A weight reduction regimen calls for a daily intake of 1400 kcalories, which includes 30 g of fat. Approximately what percentage of the total energy is contributed by fat? a. 8.5% b. 15.0% c. 19.0% d. 25.5% e. 32.0%

c. 19.0%

An example of an anthropometric assessment is a. analyzing compounds in the blood b. assessing the ability to walk c. measuring skinfold thickness d. taking a medical history

c. measuring skinfold thickness

Which method is used to detect nutrient deficiencies? a. nutrition assessment b. nutrient stages identification c. overt symptoms identification d. outward manifestations assessment e. nutritional diagnostic programs

a. nutrition assessment

What is a purpose of both the Recommended Dietary Allowance and Adequate Intake? a. setting nutrient goals for individuals b. identifying toxic intakes of nutrients c. restoring health of malnourished individuals d. developing nutrition programs for schoolchildren e. improving population-level health

a. setting nutrient goals for individuals

Tolerable Upper Intake Levels (ULs) are a. the maximum daily intake level not likely to cause harmful effects b. based only intake from only supplements and highly fortified foods c. nutrient intake goals d. set for all nutrients

a. the maximum daily intake level not likely to cause harmful effects

Which statement best describes the composition of most foods? a. most contain only one of the three energy nutrients, although a few contain all of them b.they contain equal amounts of the three energy nutrients c. they contain mixtures of the three energy nutrients, although only one or two may predominate d. they contain only two of the three energy nutrients, and those two are contained in equal amounts e. they contain only two of the three energy nutrients, and one is present in far greater amounts than the other

c. they contain mixtures of the three energy nutrients, although only one or two may predominate

A food that provides 100 mg of magnesium and 25 kcal in a serving has a magnesium density (mg per kcal) of ____. a. 0.25 b. 0.4 c. 2.5 d. 4 e. 25

d. 4