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Quizzes & Worksheets

Terms in this set (54)

What is an example of primary preventive dentistry
disease prevention and fluoride treatments.
what is an example of secondary public health
restorations
which providers offer the most cost-effective mechanisms to provide dental sealants to the population
dental hygienist and assistants- "the cost of sealant placement increases directly with the level of professional education of the operator"
dental sealants bond directly to the teeth
false- adhesive forces retain them.
does an increase or decrease in surface area increase the adhesive potential of sealants
increase in surface area
the most common sealant materials require which type of chemical bonding?
polymerization
how many microns of the enamel are removed by the etchant material
5-10
dental sealants can last up to how many years?
10 years
fillers are placed in sealants to make them
more resistant to abrasion and wear
Enamoplasty requires a small cavity preparation before sealant placement and is the preferred method of sealing tooth surfaces.
The first is true and the second is false.
dental sealants are often not placed on children who have the highest likelihood of eventual tooth decay. this could be due to lack of resources to obtain care.
both are true.
which branch of government makes laws for the state
legislative
laws which explain what services dental hygienists can provide are found in
state laws
state dental boards fall within which law
administrative law
a state's laws pertaining to dental hygiene practice describe all except:
a. allowable scope
b. supervision
c. licensure requirements
d. procedures for suspension and revocation of license
e. dental insurance
e. dental insurance
what are the roles identified for the dental hygiene change agent
catalyst, solution giver, and resource linker
what is necessary to create policy change?
...
what is essential for the lobbyist? what is not required?
white paper, strategic plan, and proposed language. A background in law is not required.
direct supervision is when a dentist must be in the operatory during dental hygiene treatment, and indirect supervision is when a dental hygienist can practice without a dentist being present in the office
first is true and second is false.
Tammy, a DH in MO, is providing local anesthesia to a patient while the doctor is in his office. this treatment requires the dentist to be in the facility. what is this an example of?
indirect supervision
Loni, a DH in Arkansas, is providing radiographs, adult prophy, and a fluoride tx without the presence of a dentist.
general supervision.
fluoride is the ionic form of which ion
fluorine
fluorine is a negatively charged ion with a high affinity for which positively charged ion?
calcium or sodium
demineralization of the tooth structure only occurs before age 6.
false
when fluoride is present in plaque, streptococcus mutans produces less
acid
what is the salivary release of fluoride for individuals living in fluoridated water systems?
fluoridated is 0.016 ppm and non is 0.006 ppm
when is a child no longer susceptible to fluorosis
older than 8 years old because enamel is no long susceptible once it's pre-eruptive maturation is complete.
what does the moderate form of enamel fluorosis look like
the very mild and mild forms of fluorosis appear as chalklike, lacy markings across a tooth's surface that are not readily apparent to the affected person or casual observer. in moderate form, >50% of the enamel surface is opaque.
the public health service recommends an optimally adjusted concentration range of fluoride in community drinking water to be 0.7-1.2 ppm. what determines the correct number within this range for an area
the average max. daily air temp of the area
what agency is responsible for approving OTC fluorides and prescription fluoride products
FDA
when deciding upon a dietary supplement for a child, the practitioner should know what two pieces of information before deciding upon the dosage?
if the child already lives in a fluoridated community
from the WFRS what percentage of the US population was receiving optimally fluoridated water
75% in 2012
recent estimates of the caries reduction benefits of water fluoridation in children show what range?
18-40%
what is meant by the "halo" effect or diffusion of multiple fluoride sources in regard to water fluoridation?
getting fluoridation from other sources.
most bottled water in the US contains less than how many ppm of fluoride?
0.3 ppm
According to the FDA standards, when must a bottled water producer list the fluoride content of bottled water
during processing
what does the EPA require of each community water supply systems in regards to reporting the quality of the systems- which includes the level of fluoride?
provide each customer an annual report on the quality of water, including the fluoride concentration.
brushing with a fluoride toothpaste increases the fluoride concentration in saliva from ___ fold and this concentration returns to baseline in ___ hours.
100-1,000
1-2
use of fluoridated toothpaste over a 2-3 year period is believed to reduce caries in children by
15-30%
what is the effect on fluoride protection in the mouth of post-brushing rinsing?
persons aged >6 can retain more fluoride in the mouth by either rinsing briefly with a small amount of water or not at all.
the standard concentration of fluoride in toothpaste is
1,000-1,100 ppm
how many grams of toothpaste does a child sized toothbrush hold
0.75-1.0g
one gram of toothpaste usually holds how many mg of fluoride
1.0 mg
what agency is responsible for the quality and safety of drinking water in the US
EPA
what is the maximum allowable limit that a water supply can have
4 ppm
how many grams of toothpaste does a child under six usually swallow during brushing
0.3 g per brushing.
if a child uses a pea sized amount of toothpaste, how much is this usually equal to
0.25g of fluoride
what is the most common fluoride compound used in fluoride mouth rinses
sodium fluoride
sodium fluoride percentages of weekly mouth rinses and daily OTC rinses
0.05% NaF for daily rinsing and 0.20% NaF weekly rinsing programs.
3 forms of dietary fluoride supplements
tablets, lozenges, or liquids
can a dietary supplement for fluoride be purchased OTC
no- must be prescribed
3 dosages in which dietary supplements are manufactured
1.0, 0.5, or 0.25 mg fluoride
what is the pH of fluoride gel
3.0
what is the concentration of sodium fluoride varnish preparations
2.26% (2,600 ppm)
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