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DHN 101 EXAM 1 PREP 2026 ALL QESTIONS
AND CORRECT DETAILED ANSWERS
ALREADY A GRADED WITH EXPERT
FEEDBACK |NEW AND REVISED
According to the U.S. Food and Drug Administration, which of the
following substances can not be classified as a dietary supplement?
•Copper
•Lysine
•Vitamin E
•Tobacco - ANSWER- Tobacco
According to the U.S. Department of Agriculture, Americans consumed
more ________ in 2010 than in 1970. - ANSWER- chicken
An aspect of ______ involves studying causes of health problems in a
population. - ANSWER- epidemiology
Which of the following websites is most likely to provide biased and
unreliable nutrition information?
•The site of a nationally recognized health association (*.org)
•A site that promotes or sells dietary supplements (*.com)
•The site of a U.S. government agency (*.gov)
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•An accredited college or university's site (*.edu) - ANSWER- A site
that promotes or sells dietary supplements (*.com)
Which of the following activities is an alternative health care practice?
•Drinking green tea to lose weight
•Taking ibuprofen to treat a headache
•Consuming more calcium-rich foods to help increase bone mass
•Eating fewer salty snacks to reduce sodium intake - ANSWER-
Drinking green tea to lose weight
Generally, epidemiological studies _______. - ANSWER- cannot
determine cause-and-effect relationships
Which of the following substances would be classified as a dietary
supplement according to the Dietary Supplement and Health Education
Act of 1994?
•Tobacco
•Chicken liver
•Melatonin
•Plain yogurt - ANSWER- Melatonin
A team of scientists conducts a survey of 1000 people who are between
60 and 75 years of age to determine whether their past consumption of
seafood may have influenced their current state of health. This study is
an example of _______. - ANSWER- a retrospective study
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The government agency that enforces consumer protection laws by
investigating false or misleading health-related claims is the _______. -
ANSWER- Federal Trade Commission (FTC)
Which of the following journals does not have peer-reviewed articles?
•Journal of American Medical Association
•The New England Journal of Medicine
•Journal of the American College of Nutrition
•Men's Journal - ANSWER- Men's Journal
The _______ is the federal agency that tries to ensure the safety and
effectiveness of health-related products. - ANSWER- FDA
A fake treatment is a(n) _______. - ANSWER- placebo
Which of the following foods would be classified as a source of empty
calories by MyPlate?
•Grape jelly
•Whole milk
•Whole-grain bread
•Corn oil - ANSWER- Grape jelly
The Dietary Guidelines for Americans is _______. - ANSWER- a set of
general nutrition-related recommendations
DHN 101 EXAM 1 PREP 2026 ALL QESTIONS
AND CORRECT DETAILED ANSWERS
ALREADY A GRADED WITH EXPERT
FEEDBACK |NEW AND REVISED
According to the U.S. Food and Drug Administration, which of the
following substances can not be classified as a dietary supplement?
•Copper
•Lysine
•Vitamin E
•Tobacco - ANSWER- Tobacco
According to the U.S. Department of Agriculture, Americans consumed
more ________ in 2010 than in 1970. - ANSWER- chicken
An aspect of ______ involves studying causes of health problems in a
population. - ANSWER- epidemiology
Which of the following websites is most likely to provide biased and
unreliable nutrition information?
•The site of a nationally recognized health association (*.org)
•A site that promotes or sells dietary supplements (*.com)
•The site of a U.S. government agency (*.gov)
,2|Page
•An accredited college or university's site (*.edu) - ANSWER- A site
that promotes or sells dietary supplements (*.com)
Which of the following activities is an alternative health care practice?
•Drinking green tea to lose weight
•Taking ibuprofen to treat a headache
•Consuming more calcium-rich foods to help increase bone mass
•Eating fewer salty snacks to reduce sodium intake - ANSWER-
Drinking green tea to lose weight
Generally, epidemiological studies _______. - ANSWER- cannot
determine cause-and-effect relationships
Which of the following substances would be classified as a dietary
supplement according to the Dietary Supplement and Health Education
Act of 1994?
•Tobacco
•Chicken liver
•Melatonin
•Plain yogurt - ANSWER- Melatonin
A team of scientists conducts a survey of 1000 people who are between
60 and 75 years of age to determine whether their past consumption of
seafood may have influenced their current state of health. This study is
an example of _______. - ANSWER- a retrospective study
, 3|Page
The government agency that enforces consumer protection laws by
investigating false or misleading health-related claims is the _______. -
ANSWER- Federal Trade Commission (FTC)
Which of the following journals does not have peer-reviewed articles?
•Journal of American Medical Association
•The New England Journal of Medicine
•Journal of the American College of Nutrition
•Men's Journal - ANSWER- Men's Journal
The _______ is the federal agency that tries to ensure the safety and
effectiveness of health-related products. - ANSWER- FDA
A fake treatment is a(n) _______. - ANSWER- placebo
Which of the following foods would be classified as a source of empty
calories by MyPlate?
•Grape jelly
•Whole milk
•Whole-grain bread
•Corn oil - ANSWER- Grape jelly
The Dietary Guidelines for Americans is _______. - ANSWER- a set of
general nutrition-related recommendations
