Raegan Ferro
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College Nutrition Quiz sobre Nutrition: Chapter 1 quiz, criado por Raegan Ferro em 12-01-2020.

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Raegan Ferro
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Nutrition: Chapter 1 quiz

Questão 1 de 20

1

Internationally, work energy is measured in ________.

Selecione uma das seguintes:

  • kilonewtons

  • kiloliters

  • kilometers

  • kilojoules

  • kilograms

Explicação

Questão 2 de 20

1

Calories or kcalories are a measure of _______ energy.

Selecione uma das seguintes:

  • heat

  • work

  • potential

  • surface

  • light

Explicação

Questão 3 de 20

1

Which of the following statements best describes the Recommended Dietary Allowance (RDA) for a nutrient?

Selecione uma das seguintes:

  • it is set more than twice as high as the average person needs

  • it is the minimum amount that the average person needs in her diet

  • it is reflective of current dietary preferences and trends

  • it is designed to prevent deficiency diseases of about half of the general population

  • it is designed to meet the needs of nearly all healthy people

Explicação

Questão 4 de 20

1

What is a weakness of an epidemiological study?

Selecione uma das seguintes:

  • Results from animal studies cannot be applied to human beings.

  • Cause and effect cannot be proven

  • The list of possible causes of disease is difficult to narrow down.

  • Findings on some human beings cannot be generalized to all human beings.

  • Code of ethics prevent certain treatments.

Explicação

Questão 5 de 20

1

Which of the following statements describes a double-blind experiment?

Selecione uma das seguintes:

  • Which of the following statements describes a double-blind experiment?

  • Neither group of subjects knows whether they are in the control or experimental group, but the researchers do know.

  • Neither the subjects nor the persons having contact with the subjects know the true purpose of the experiment.

  • Neither subjects nor researchers know which subjects are in the control or experimental groups.

  • The experimental and control groups take turns getting each treatment.

Explicação

Questão 6 de 20

1

Which of the following statements accurately describes nutrient intakes?

Selecione uma das seguintes:

  • Nutrient intakes above the UL put an individual at risk of toxicity

  • A typical nutrient intake falling between the RDA and the EAR is almost always adequate.

  • Nutrient intakes below the EAR decrease the risk of deficiency.

  • Nutrient intakes above the RDA are required to be safe.

  • Higher nutrient intakes are always safer than lower intakes.

Explicação

Questão 7 de 20

1

For those who do not smoke or drink alcohol excessively, the one choice that can influence chronic disease risks more than any other is ________.

Selecione uma das seguintes:

  • avoiding toxins

  • diet

  • physical activity

  • hand-washing

  • safe sex

Explicação

Questão 8 de 20

1

Your research findings suggest "the less vitamin C, the fewer colds." What do your findings suggest?

Selecione uma das seguintes:

  • No correlation

  • A placebo effect

  • A negative correlation

  • Validity

  • A positive correlation

Explicação

Questão 9 de 20

1

Farah is a movie fan and always eats a big bucket of buttery popcorn at the theater. Her food choice is most likely based on ____.

Selecione uma das seguintes:

  • values

  • emotional comfort

  • positive association

  • functional value

  • regional cuisine

Explicação

Questão 10 de 20

1

The Estimated Average Requirement (EAR) for a nutrient meets the needs of about ________ of the population.

Selecione uma das seguintes:

  • 50%

  • 25%

  • 75%

  • 98%

  • 5%

Explicação

Questão 11 de 20

1

You have been asked to help a top nutrition researcher conduct human double-blind experiments on vitamin C. As the subjects walk into the laboratory, you distribute all the vitamin C pill bottles to the girls and all the placebo pill bottles to the boys. The researcher instantly informs you that there are two errors in your research practice. What steps should you have taken to conduct your experiment correctly?

Selecione uma das seguintes:

  • You should have prevented yourself from knowing what was in the pill bottles, and distributed the bottles randomly to the subjects.

  • You should have allowed the subjects to decide whether they take vitamin C or the placebo, and then given them the opposite of what they requested.

  • You should have given all the boys the vitamin C and all the girls the placebo, and then told them what they were getting.

  • You should have distributed the bottles randomly, randomizing the subjects, and then told them what they were getting.

  • You should have told the subjects which group they were in, while preventing yourself from knowing the contents of the pill bottles.

Explicação

Questão 12 de 20

1

Which part of a research article defines key terms, study design, subjects, and procedures?

Selecione uma das seguintes:

  • abstract

  • introduction

  • references

  • methodology

  • results

Explicação

Questão 13 de 20

1

Which of the following statements accurately describes vitamins?

Selecione uma das seguintes:

  • Almost every action in the body requires the assistance of vitamins.

  • Vitamins are indestructible.

  • Vitamins are inorganic and do not provide energy.

  • Cooking vegetables at high temperatures helps maintain the vitamins.

  • Vitamins A, D, E, and K are water-soluble vitamins.

Explicação

Questão 14 de 20

1

Of the top seven causes of death in the United States, how many are linked with diet?

Selecione uma das seguintes:

  • 5

  • 4

  • 2

  • 7

  • 1

Explicação

Questão 15 de 20

1

To be accepted into the body of nutrition knowledge, research findings must stand up to rigorous, repeated testing in experiments conducted by other researchers. This is called ________.

Selecione uma das seguintes:

  • randomization

  • anecdotal evidence

  • validity

  • correlation

  • replication

Explicação

Questão 16 de 20

1

Which of the following terms is defined as the science of how nutrients affect the activities of genes and how genes affect the activities of nutrients?

Selecione uma das seguintes:

  • Nutritional genetics

  • Biochemical nutrition

  • Genetic metabolomics

  • Genetic counseling

  • Nutritional genomics

Explicação

Questão 17 de 20

1

There are ________ vitamins and each has its own special dietary role to play.

Selecione uma das seguintes:

  • 16

  • 8

  • 13

  • 23

  • 26

Explicação

Questão 18 de 20

1

The Recommended Dietary Allowance (RDA) for a nutrient meets the needs of about ________ of the population.

Selecione uma das seguintes:

  • 98%

  • 5%

  • 75%

  • 50%

  • 25%

Explicação

Questão 19 de 20

1

Researchers benefit from a large sample size because ________.

Selecione uma das seguintes:

  • it increases the likelihood of double-blind results

  • any placebo effect is eliminated

  • the control group will more like the experimental group

  • experimenter bias is less likely to have an effect

  • chance variation is less likely to affect the results

Explicação

Questão 20 de 20

1

What is the purpose of the Healthy People program?

Selecione uma das seguintes:

  • To identify national trends in food consumption

  • To decrease health care costs

  • To identify leading causes of death in the United States

  • To establish the DRI

  • To set goals for the nation's health over the next 10 years

Explicação

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