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97 Cards in this Set

  • Front
  • Back
What are the Dietary Guidelines for Americans and what agency(s) develop(s) them?
Food recommendations developed by USDA and USDHHS
What are the Dietary Reference Intakes and what agency(s) develop(s) them?
Nutrient recommendations developed by the Institute of Medicine
What are the Daily Values and what agency(s) develop(s) them?
Nutrient recommendations developed by FDA for food labeling
How many people receive Supplemental Nutrition Assistance (SNAP)? Average $ per person? per household?
Over 47 million
$133.
$277
How many Americans are food insecure? How many with very low?
15%.
Almost 6%.
What does the Healthy Hunger-Free Kids Act require?
Development of school wellness policies for schools with lunch/breakfast.
Dietary guidelines recommend:
Maintain calorie balance over time to achieve and sustain a healthy weight.
Nutrient-dense foods/beverages.
What should a healthy eating pattern (in addition to promoting health and helping to decrease the risk of chronic diseases) do according the the the Dietary Guidelines for Americans?
Prevent food-borne illness
Less than what percent of calories should be from saturated fat? (Dietary Guidelines for Americans)
Grams to be considered low sat. fat? low fat?
<10%
low sat. fat </= 1g
low fat </= 3g
Less than ______ /day of dietary cholesterol. (Dietary Guidelines for Americans)
300mg
What do the Dietary Guidelines for Americans recommend to keep trans fatty acids low?
Limit foods w/ synthetic sources of trans fats (like partially hydrogenated oils) and other solid fats.
What do the Dietary Guidelines for Americans recommend for women capable of becoming pregnant?
Heme iron + vit. C rich foods
400 mcg of synthetic folic acid and folate from a varied diet
What do the Dietary Guidelines for Americans recommend for women breastfeeding/pregnant?
8-12 oz seafood/wk
Limit white (albacore) tuna to 6oz/wk and DO NOT eat tilefish, shark, swordfish, and king mackerel
Take iron supplement
What are 4 nutrient concerns in Am. diets? (Dietary Guidelines for Americans)
Potassium, dietary fiber, Ca, vit. D
FDA regulates but does not have to pre-market approve what products?
Foods & dietary supplement
T or F. A supplement is intended for use in the diagnosis, cure, mitigation, treatment, and prevention of disease.
F. Cannot say food or supplement treats diseases.
What can a supplement contain?
Vitamins, minerals, herbs, botanicals, AAs, concentrate, metabolite, dietary substance, constituent, extract.
Do many substances added to food need formal premarket FDA approval?
No. GRAS if a long history of use in food, scientific knowledge about ingredient. Ex: HFCS. But can GRAS review things (ex: MSG, a flavor enhancer).
What does EAFUS stand for? What is it?
Everything added to food in the U.S. Reference for 1000s of substances; links to GRAs, true food additives and colors, function and use of ingredient, allowable amts.
What does NLEA stand for? What is it for? What year?
National Labeling Education Act of 1990. Food labeling and health claims.
What does DSHEA stand for? What is it? Year?
Dietary Supplement Health and Education Act. Broadly defines dietary supplements, structure function claims, FDA must prove danger--limited authority to FDA.
Compare the greenhouse gas warming potential of the three main gases from most to least. Where do most of our GHGs come from?
N2O, CH4, CO2.
Fossil fuels.
Which gas is produced from rice patties?
Methane. This makes rice have high GHGs compared to carrots.
The policy document that summarizes the amount of vegetables recommended daily is:
USDA and DHSS Dietary Guidelines for Americans
The most common food allergies in children and adults are:
Milk in children and shellfish in adults
Most nitrates are from _____________, most nitrites are from ___________, and most nitrosamines are from
vegetables; meat; dairy and meat
Examples of antimicrobial ingredients used in foods include:
Spices
Sulfites & nitrites
Organic acids: Acetic acid, benzoic acid
Which antimocribials gases kill?
ethylene and propylene oxides
How much BHA & BHT antioxidants are allowed in fat products? Cereals?
200ppm (.02%)
50ppm (.005%)
What is FASEB's (Federation of American Societies for Experimental Biology) position on BHA and BHT?
Minimal risk.
What are some examples of emulsifiers?
Stearyl monoglyceride, stearyl lactylates, sorbitol monostearate, lecithin, mono- and diglycerides
How many adverse reactions to sulfites have there been since 1985? What are sulfites in? What does the FDA prohibit/ban them in?
1,000
Dried fruits; vegs & some meds; processed foods; condiments; shrimp
things high in B1/thiamine; fresh fruits and vegs
Are more asthmatics sensitive to sulfites?
Yes. 1/20. 1/100 of gen. pop. are sensitive
*esp asthmatics that use steroids
Green tea FDA qualified health claim:
FDA concludes that it is highly unlikely that green tea reduces the risk of breast or prostate cancer based on 3 studies.
To find out more about the Acai berry or pomegrantes what would be the best source? What does PubMed say about the Acai berry?
PubMed.
What does PubMed say about the Acai berry?
Pain/range of motion benefits. Relationship with the lung. May interact with medications.
What does PubMed say about the pomegranate?
May have health benefits for ppl w/ cancer.
What is the mission of the NIH Office of ODS regarding dietary supplements?
Strengthen knowledge and evaluate total intake including dietary supplements.
Over ________ plants are used in dietary supplements. Therefore, the NIST (Nat'l Institute of Standard Tech.) can only provide 1-2 standard reference materials/yr.
3000.
In complete databases.
What is the position of ASHP regarding dietary supplements?
Urges pharmacists & others to integrate awareness of dietary supplements.
Include clinical studies of interactions of dietary supplements with meds.
Avoid dietary supplements w/ drug therapy.
What are 5 dangers to public health regarding dietary supplements?
1) Naturally unsafe
2) Lax regulation of manufacturing (contamination; variability)
3) May compromise, delay, or supplant treatment w/ therapies of proven efficacy
4) Possible dangers to subgroups (children, pregnant, surgery patients, poor organ/immune function)
Guar gum is an example of a:
fat replacer
Mannitol is an example of a:
sweetener
BHA, BHT, and TBHQ function as food additives by:
Free radical terminators that help prevent oxidation
Longer ICU length of stay, longer hospital length of stay, and longer course of supplemental oxygen and some other medications are associated with __________ children with asthma.
Obese
From the study discussed in class about Echinacea and upper respiratory infections in children, what type of study was this?
Double-blind randomized control study
From the study discussed in class about Echinacea and upper respiratory infections in children, what were the main conclusions?
Echinacea leads to more rashes, but has no benefit on any aspect of URIs
What are the potential benefits of Kava?
Randomized controlled trials for anxiety show benefits for anxiety
According to a review by Bent, 2008, what is the status of knowledge about St. John’s Wort?
Likely effective for mild-moderate depression, but many reports of drug interactions
What did the Agency for Healthcare Research and Quality conclude about supplemental antioxidants and cancer?
Not enough information to evaluate coenzyme Q Vitamin C and E supplements generally do not help prevent or treat cancer
Need more studies with women and for reproductive cancers
What did the Agency for Healthcare Research and Quality conclude about antioxidants supplements and heart disease?
Vitamin E alone or in combination with other antioxidants does not prevent all-cause death or CVD death
One of the major concerns identified by USPSTF for smokers about using β-carotene supplements for preventing cancer or heart disease is that:
led to more lung cancer and all-cause mortality
D qualified claim!!!
How are the Dietary Guidelines for Americans developed?
About every 5 years, review research studies and then make mainly food-based guidelines
What are the guidelines about the vegetable food group from the Dietary Guidelines for Americans?
Select from all five vegetable subgroups several times a week (dark green, orange, legumes, starchy vegetables, and other vegetables)
What subgroups of the population should consume no more than 1,500 mg of sodium daily?
People with any one of these: high blood pressure, blacks, middle-aged adults, older adults (>51)
Examples of questions on the food insecurity questionnaire used by the government include:
a. Hungry but did not eat
b. Did not eat for a whole day
c. Could not afford balanced meal
Food security:
Access by all people at all times to enough food for an active, healthy life
What were the findings of the JAMA study regarding prostate cancer and vit. E in over 35,000 men?
Over 3 yrs, 400 IUs vit. E increased cancer incidence by 17%.
(The UL for vit. E is 1000 IUs!!!)
What were the findings of the JAMA study regarding prostate cancer and selenium and vit. E + selenium in men?
Control and treatment were the same for both these groups. 200 IUs selenium were given (RDA = 50-60 IUs)
Are the findings of the JAMA study regarding prostate cancer and vit. E in men different or the same from other similar studies?
Mixed results.
In light of the JAMA study, can one claim vit. E increases the risk of cancer in men?
yes!
Regarding the systematic review and meta-analysis (including 12 RCTs) of folic acid, what were the findings?
Borderline significant increase in frequency of overall cancer in folic acid group
Prostate cancer was the only cancer type found to be increased after folic acid supplementation
What is RDA for folic acid? Who should take folic acid? Who should def. not?
400 mcg (same as used in study)
Pregnant
Smokers
Top 5 misleading words in US food advertising
Natural, made with, whole grains, light, 100 calorie
Is CD a wheat allergy?
NO. CD is a permanent reaction to gliaden portion of gluten/ wheat protein leading to an autoimmune disease, a damages GI tract, and malabsorption.
Wheat allergy is Ig-E mediated.
What does it mean when someone has gluten intolerance? is it an allergy?
transient GI symptoms. No, not immune related.
How many people in the U.S. have CD?
2 mill. 1/133
What is the chain reaction of a food allergy?
The immediate hypersensitivity causes: food allergen, IgE, mast cells & basophils -> stimulate release of mediators -> histamine, prostaglandins, leukotrienes
What are the big 8 food allergens? Percentage making up allergies?
Milk, eggs, fish, soy, shellfish, wheat, peanuts, tree nuts
90%!!!
What percentage of population alters diet because of perceived food reaction?
20%.
Is lactose intolerance a food allergy? What abt reaction to preservatives and additives? What abt food poisoning?
No. No. No. Don't involve immune system.
What is the avg # of hospital discharges/yr among children under 18 yrs w/ any diagnosis related to food allergy from 2004-2006? Is this a big increase from previous years?
>9,000
YES
What is the best way to diagnose an allergy?
What are some other ways?
Double-blind food challenge.
Elimination, food diary, skin prick test, lab tests.
According to the Am. Academy of Pediatrics (2008) some evidence that supplementing ______________ ______________ in high-risk infants may delay or prevent allergic disease
hydrolyzed formulas
When using steroids for asthma what should you be careful about consuming?
sulfites.
What act requires plain English to identify top 8 allergens?
U.S. Food Allergen Labeling & Consumer Protection Act (2006)
Does the U.S. Food Allergen Labeling & Consumer Protection Act (2006) allow a collective declaration of certain ingredients?
Yes. Exception = highly refined oil
What are some concerns of U.S. Food Allergen Labeling & Consumer Protection Act (2006)?
Could lead to avoidance of many foods due to trace amts.
Regulation only applies to intentionally added so residues can occur.
*Back and forth. Some want to know traces, some think that's dumb.
The allergy guidelines state that ____ mnths of exclusive breast-feeding can help high-risk infants.
4
Vaccinations can contain what top 8 allergen?
Egg (the protein)
Top 8 Allergies
Milk, egg, peanut, tree nut, fish, shellfish, wheat, soy
What % of pop. has food allergies? % of children?
4%, 6%
How many ER visits, hospitalizations, and deaths per year occur from food allergies?
30,000
2,000
150
According to the CDC out of the 310 million Americans how many are obese? Children?
70 million.
1/3
How many Am. are on food stamps?
40 million.
How many people get ill from food-borne illness each year? How many are hospitalized? How many die?
48 million.
128,000.
3,000.
What is the goal of the 2010 Food Modernization Act?
Make our food supply safer; more inspection of food (from other countries; also voluntary recall changed to mandatory)
What amendment is associated with GRAS? What year was it passed?
FD&C. 1958.
What year was DSHEA passed? What are the key things it says?
1994.
Broadly defines dietary supplements--FDA must prove danger, not manufacturer.
Exempts ingredients from the FD&C
Structure/function claims.
What act passed in 2004 states big 8 allergenic foods?
Food allergy Labeling and Consumer Protection Act.
Are the DVR's for macro- or micronutrients?
Macro.
Are the RDI's for macro- or micronutrients?
Micro.
A health claim for Calcium would read:
"diets high in calcium may reduce the risk of osteoporosis"
Low calories is ______ calories or less/RACC
40
Low fat is _____g or less; while low sat. fat is _____g or less
3g; 1g
Low sodium is ______mg or less
140mg
Reduced or less is a _____% decrease.
25