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Nutrition: Chapter 1 quiz

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College Nutrition Quiz on Nutrition: Chapter 1 quiz, created by Raegan Ferro on 12/01/2020.
Raegan Ferro
Quiz by Raegan Ferro, updated more than 1 year ago
Raegan Ferro
Created by Raegan Ferro over 4 years ago
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Resource summary

Question 1

Question
Internationally, work energy is measured in ________.
Answer
  • kilonewtons
  • kiloliters
  • kilometers
  • kilojoules
  • kilograms

Question 2

Question
Calories or kcalories are a measure of _______ energy.
Answer
  • heat
  • work
  • potential
  • surface
  • light

Question 3

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

Question 4

Question
What is a weakness of an epidemiological study?
Answer
  • 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.

Question 5

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

Question 6

Question
Which of the following statements accurately describes nutrient intakes?
Answer
  • 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.

Question 7

Question
For those who do not smoke or drink alcohol excessively, the one choice that can influence chronic disease risks more than any other is ________.
Answer
  • avoiding toxins
  • diet
  • physical activity
  • hand-washing
  • safe sex

Question 8

Question
Your research findings suggest "the less vitamin C, the fewer colds." What do your findings suggest?
Answer
  • No correlation
  • A placebo effect
  • A negative correlation
  • Validity
  • A positive correlation

Question 9

Question
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 ____.
Answer
  • values
  • emotional comfort
  • positive association
  • functional value
  • regional cuisine

Question 10

Question
The Estimated Average Requirement (EAR) for a nutrient meets the needs of about ________ of the population.
Answer
  • 50%
  • 25%
  • 75%
  • 98%
  • 5%

Question 11

Question
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?
Answer
  • 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.

Question 12

Question
Which part of a research article defines key terms, study design, subjects, and procedures?
Answer
  • abstract
  • introduction
  • references
  • methodology
  • results

Question 13

Question
Which of the following statements accurately describes vitamins?
Answer
  • 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.

Question 14

Question
Of the top seven causes of death in the United States, how many are linked with diet?
Answer
  • 5
  • 4
  • 2
  • 7
  • 1

Question 15

Question
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 ________.
Answer
  • randomization
  • anecdotal evidence
  • validity
  • correlation
  • replication

Question 16

Question
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?
Answer
  • Nutritional genetics
  • Biochemical nutrition
  • Genetic metabolomics
  • Genetic counseling
  • Nutritional genomics

Question 17

Question
There are ________ vitamins and each has its own special dietary role to play.
Answer
  • 16
  • 8
  • 13
  • 23
  • 26

Question 18

Question
The Recommended Dietary Allowance (RDA) for a nutrient meets the needs of about ________ of the population.
Answer
  • 98%
  • 5%
  • 75%
  • 50%
  • 25%

Question 19

Question
Researchers benefit from a large sample size because ________.
Answer
  • 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

Question 20

Question
What is the purpose of the Healthy People program?
Answer
  • 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
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