Nutr Closed Book Exam

A food additive that enhances flavor is:

Monosodium glutamate

Which of the following agencies oversees the safety of seafood in the United States?

NMF

A common symptom of foodborne illness is:

Nausea

Which of the following agencies monitors food borne illness in the community?

None of the Above. ^FDA, USDA, EPA, EPA, NMF.

Which of the following is/are used in organic food production?

None of the above. ^Genetically modified organisms, antibiotics and hormones, pesticides and nitrogen fertilizers, sewage sludge.

If you consumed more Calories than you expended resulting in positive energy balance and fat weight gain, you could be said to have increased your potential energy.

True

In the nitrogen cycle, excretion, death, and decomposition contribute nitrogen to the soil, which supports plant growth.

True

Methylmercury can bio-accumulate up a marine food chain/web.

True

Olestra and sucralose are examples of synthetic food additives.

True

The American Heart Association is a reliable source for nutrition information about heart disease.

True

The cattle on a farm would represent a population in terms of levels of organization in a food production system.

True

The reliability of a health-information source is reduced when the individuals on the editorial board lack the credentials of M.D., Ph.D., M.S., or R.D.

True

The term nutritionist has no legal definition; therefore, a nutritionist is not always a credible person in regards to nutrition information.

True

When an author is affiliated with the public sector, the reliability of the information increases.

True

When reading an article on weight loss, you notice that the author lacks credentials but interviews and quotes individuals who have the credentials of M.D., Ph.D., and R.D. This would increase the overall reliability of the article.

True

When surfing the internet, a Web site ending in .gov implies that the site is governmental and public domain.

True

Your vitamin and mineral intake levels were compared to the Dietary Reference Intake (DRI) values; the DRIs are based on scientific findings via the integration of science.

True

Hepatitis A is a virus that infects primates.

True

A protozoan that causes foodborne illness is:

Giardia lamblia

A virus that causes foodborne illness is:

Hepatitis A

Which of the following microorganisms is useful to reestablish a healthy flora in the gastrointestinal tract after antibiotic use?

Lactobacillus, Bifidobacterium

Which of the following heavy metals damages the nervous system when present at a high level in food?

Mercury

A person with the credentials of R.D. would make a credible author for an article providing nutrition information.

True

Which of the following laws governs the safety of food additives?

The Delaney Clause (GRAS list)

Which of the following classes of microorganism is the least likely to cause foodborne illness?

Freshwater algae

Which of the following criteria can be useful in identifying an infection of Giardia lamblia?

A stool specimen, The appearance of flagellate trophozoites under the microscope, An adhesive disk, Binary fission

A food additive that prevents microbial growth is:

Acetic acid

Which of the following heavy metals causes liver damage when present at a high level in food?

Cadmium and Mercury

A microorganism that lives in an anaerobic environment is:

Clostridium botulinum

A bacterium that causes foodborne illness is:

Clostridium perfringins

Which of the following statements *best* represents the *problem solving and data analysis* learning outcome (Science relies on empirical data, and such data must be analyzed, interpreted, and generalized in a rigorous manner) and processes utilized in this exam?

Creating a data analysis summary chart from my DWP generated information helped me further analyze, interpret, and generalize my findings

Which of the following laws regulates the safety of dietary supplements?

DSHEA

Which of the following processes is used to kill or minimize microorganisms?

Dehydration, Heat, Sugar and salt, Irradiation

Which of the following agencies regulates pesticide use in the United States?

EPA

Which of the following agencies oversees the safety of food additives in the United States?

FDA

A celebrity providing a personal testimony about a product or diet provides evidence that the product is safe and effective.

False

Conventional farming is more sustainable than organic farming.

False

Food additives that are on the GRAS list pose no adverse reactions to people when consumed at levels allowed in the manufacturing processes.

False

Genetically modified organisms have no known health risks.

False

If you chose to consume more processed, packaged, and fast foods, as compared to whole fresh unpackaged foods, you would have a more positive effect on the food system and society.

False

The FDA is responsible for labeling a farm-fresh food with the insignia of organic.

False

The experiment that was conducted for this exam was a retrospective epidemiological study.

False

The type of experiment conducted for this exam can measure the change in heritable genetic composition of a population and thus predict future traits resulting from natural selection.

False

The use of chemical fertilizers and pesticides to produce food is sustainable.

False

When an author cites published journal articles regarding laboratory, animal, and human studies as references in his or her article, the overall reliability of the article decreases.

False

When information is used to increase health awareness, the reliability is reduced as compared to information provided to promote the sales of a product.

False

When the author of an article on diet aids is affiliated with private industry, credibility of the information increases.

False

When the results of an American scientific study are favorable, the government will form a dietary recommendation for all Americans to follow.

False

Which of the following statements is *false* for this experiment in regards to the *integration of science* (All natural phenomena are interrelated and share basic organizational principles. Scientific explanations obtained from different disciplines should be cohesive and integrated)?

Obtaining the caloric values and nutrient chemical composition of consumed foods and learning the calorie expenditure of tracked activities does not relate to the integration of science.

Which of the following substances is a fake fat?

Olestra

A food additive that thickens food is:

Pectin

Which of the following industries require substantial research and is tightly regulated by the FDA?

Prescription drugs

Which are the lowest on the energy pyramid?

Producers

Which answer below reflects *ecological interactions* (All organisms, including humans, interact with their environment and other living organisms) and activities related to the Exam 4 experience?

Suppose you at broccoli, apples, eggs, and salmon. Various levels of food webs and chains were represented by consuming plant and animal foods. Suppose you ate a bison burger. During the food production and processing there were various interactions such as the live bison eating grass grown via photosynthesis (using sunlight, carbon dioxide, and water) and then you eating the bison steak after the bison animal was processed. It is important to understand where the food comes from that is selected to be put into your body because of ecological interactions.

According to the levels of organization, the various nutrients consumed in your diet would be considered molecules that affect you as a multicellular organism.

True

Calculating the percentage of your personalized DRI for dietary fiber and using the value to determine if your intake was adequate is an example of problem solving and data analysis.

True

Which of the following statements is *true* regarding this experiment in regards to the *nature of science* (Scientific knowledge is based on evidence that is repeatedly examined, and can change with new information. Scientific explanations differ fundamentally from those that are not scientific)?

The scientific merit of the experiment conducted would be increased by repeating the entire experiment several times.

A parasite that causes foodborne illness is:

Trichinella spiralis

A fruitarian has fewer ecological interactions than an omnivore.

True

Which of the following agencies oversees the safety of meat, poultry, and eggs?

USDA

A food additive that prevents fats from going rancid is:

Vitamin E

The best way to prevent food-borne illness is to:

Wash hands before handling food