Nutrition in Health: Chapter 2: Evaluating Nutrition Information

Epidemiologist often rely on ______ people to obtain health data.

Surveys Physical examinations of

When two variables have a relationship they are said to be in ________ with each other but you cannot say there is a cause and effect relationship.

correlation

It is easier to____

disprove a hypothesis as being untrue than to verify one as true.

Which terms best describes marketing a product with a personal endorsement?

testimonial

Diets that lack proper nutrition can lead to the development of nutrient ______ diseases.

deficiency

An infomercial for a new weight-loss supplement claims that the medical community has been keeping this formula secret for decades and features the testimonials of an ex-baseball player an a prominent pop music star, who say they lost 12 pounds in the first two weeks. Should you try this supplement?

No

Pellagra was especially widespread in the United States in the early 1900s in which area of the country?

Southern US

An example of an internet website that might contain biased nutrition information is a

.com.site

Scientist expect researchers to avoid relying on their personal attitudes and ______ when selecting participants for research and collecting and analyzing data.

bias

Some funding sources of scientific research can have certain expectations or _____ about research outcomes, and as a result, are likely to finance studies of scientists whose research supports their interests.

bias

A website that is authored or sponsored by one person tends to provide ______ information.

biased

A factor that may not be studied but may affect a research outcome is called a ______ variable.

confounding

A founding that may not be studied but may affect a research outcome is called a _____variable.

confounding

The science of nutrition is _______.

constantly evolving

A ______ is a relationship between two variables

correlation

A physician named Joseph Goldberger discovered that the disease pellagra was related to

diet

Studies that can illustrate differences in dietary patterns among populations and can lead to additional experiments that may be able to test the cause of the disease process are called ______.

epidemiological

A(n) ______ is a systematic way of testing a hypothesis.

experiment

Nutrition scientist conduct _______ epidemiological studies to obtain information about health conditions that may result from specific dietary practices.

experimental

Nutrition scientists conduct _______ epidemiological studies to obtain information about health conditions that may result from specific dietary practices.

experimental

An anecdote ______ considered scientific evidence.

is not

Choose an example of a nutrient deficiency disease.

lack of niacin leading to pellagra

Epidemiologists often rely on _____ people to obtain health data.

surveys of physical examinations of

What type of study has very few confounding variables?

test tube studies

What type of study has very few confounding variables

test tube study

Nutrient deficiency diseases are a result of ____.

Poor diets Lack of proper nutrition

In vivo animal studies must be interpreted carefully because

there are physiological differences between humans and other animals.

Which of the following are suggestions to help consumers make healthful and logical nutrition decisions?

1)Read product labels carefully. 2)Examine the scientific credentials of the individual or company making a claim. 3)Apply healthy nutrition practices to confirm or disprove claims. 4) Avoid practitioners who prescribe unnecessary megadoses of nutrients.

True or false: The dynamic and rapidly advancing field of nutrition necessitates that scientists change their recommendations in the light of new, substantiated findings.

True

Which of the following occurs after completion of an experiment?

Scientific figure out if the findings support or disprove the hypothesis. Scientists seek to publish the results is scientific journals. Scientist summarize the findings.

A(n) ______ is a report of personal experiences.

anecdote

When a friend tells you she is taking a vitamin B complex supplement and she feels more energetic as result, she is sharing an _______, or a report of a personal experience.

anecdote

The best term that describes a personal endorsement of a product is called a(n) _________. These endorsements are biased and often found in advertisements for various products.

testimonial

Researchers from Cornell University have written a manuscript about the impact of soy consumption on breast cancer risk. Which of the following people is best qualified to be a peer reviewer of the manuscript before it is published?

A researcher from the University of Illinois who specializes in soy research, but did not collaborate on the study.

Medical researchers must be cautious when applying the results of in vivo animal research to people because of the physiological differences between humans and other animals.

True

Studying the different dietary practices and diseases occurrences among populations, nutrition scientists may learn about the influence of diet on health.

True

Experimental epidemiological studies utilize

a treatment group a control group