Preventive Final Review Flashcards
What is the amount (ppm) of fluoride recommended for infants?
Dietary FLUORIDE supplements dose (birth-6 mos)
NONE
After eruption and throughout the life span of the teeth, the concentration of fluoride on the OUTERMOST SURFACE OF ENAMEL is dependent on: Select the Correct Answers
A.) fluoridated drinking water
B.) other fluoride drinking water
C.) daily topical sources of fluoride
D.) dentifrices
E.) mouthrinses
All of the above:
A.) fluoridated drinking water
B.) other fluoride drinking water
C.) daily topical sources of fluoride
D.) dentifrices
E.) mouthrinses
Uptake is most rapid on the enamel surface during the first years after eruption.
TRUE or FALSE
TRUE
What are the characteristics of Acidulated phosphate fluoride (APF)? Note: The other choices are characteristics of NaF neutral varnish and gel/foam.
Select the that apply
A.) 9,050 ppm E.) 22,600 ppm
B.) 2% gel or foam F.) 7 pH
C.) 1.23% gel or foam G.) 3.5 pH
D.) 12,300 ppm H.) 5% varnish
Acidulated phosphate fluoride (APF) NaF neutral varnish and gel/foam
C.) 1.23% gel or foam A.) 9,050 ppm
D.) 12,300 ppm B.) 2% gel or foam
G.) 3.5 pH E.) 22,600 ppm
F.) 7 pH
H.) 5% varnish
What type of professionally applied topical fluoride has 5% NaF?
Select the Correct Answers
A.) acidulated phosphate
B.) NaF neutral sodium gel/foam
C.) Varnish
C.) Varnish
What is the OPTIMAL concentration of water fluoridation for ALL communities? Select the Correct Answers
A.) 0.3-0.6 ppm
B.) 1.2 ppm
C.) 0.7 ppm
D.) 0.3ppm
C.) 0.7 ppm
Formulate an OHI for a patient who frequently drinks soda/pop: Select ALL that apply:
A.) personal fluoride use
B.) eliminate fermentable carbohydrate exposures between meals and at the end of meals
C.) chew sugar-free gum at ends of meals
A.) personal fluoride use
B.) eliminate fermentable carbohydrate exposures between meals and at the end of meals
C.) chew sugar-free gum at end of meals
Professional fluoride applications include the following: Select ALL that apply:
A.) 2.0% NaF as gel or foam delivered in trays
B.) 1.23% acidulated phosphate fluoride (APF) as a gel or foam delivered in trays
C.) 5% NaF as a varnish brushed on the teeth
A.) 2.0% NaF as gel or foam delivered in trays
B.) 1.23% acidulated phosphate fluoride (APF) as a gel or foam delivered in trays
C.) 5% NaF as a varnish brushed on the teeth
The _____________ component of ____________ can dissolve the filler particles of the composite resin restorations
A.) hydrofluoride/NaF
B.) hydrofluoride/APF
B.) hydrofluoride/
APF
_______ received approval from the United States FDA in 1994 for use as a cavity liner and for treatment of hypersensitive teeth. Select the Correct Answers
A.) varnish
B.) NaF neutral sodium gel/foam
C.) acidulated phosphate (APF)
A.) varnish
Name the ppm of fluoride ions:
- 5% NaF varnish
- 1.23% APF gel/foam
- 2.0% NaF gel
- 5% NaF varnish = 22,600ppm fluoride ion
- 1.23% APF gel/foam = 12,300ppm fluoride ion
- 2.0% NaF gel C.) 9,050ppm fluoride ion
Which toothbrushing technique might you recommend for a
patient with recession?
A.) Fones and Charters
B.) Stillman’s and Charters
C.) Bass and Fones
B.) Stillman’s
and
Charters

There is weak evidence to support the use of FLUORIDE SUPPLEMENTS to prevent dental caries in primary teeth. Consider the child’s age, caries risk, and all sources of fluoride exposure before recommending the use of fluoride supplements.
TRUE or FALSE
TRUE
Order the following from lowest ppm to highest ppm
A. 1.23% acidulated phosphate (APF) gel or foam
B.. 5% neutral sodium (NaF) varnish
C. 2% neutral sodium (NaF) gel or foam
C. 2% neutral sodium (NaF) gel or foam (9,050 ppm)
A. 1.23% acidulated phosphate (APF) gel or foam (12,300 ppm)
B. 5% neutral sodium (NaF) varnish (22,600 ppm)
The patient swishes for 1 minute with a measured amount of a fluoride rinse and expectorates.
TRUE or FALSE
TRUE
_______ refers to the rapid intake of an excess dose over a short time.
A.) chronic toxicity
B.) acute toxicity
B.) acute toxicity
________ refers to long-term ingestion of fluoride in amounts that exceed the approved therapeutic levels
A.) acute toxicity
B.) chronic toxicity
B.) chronic toxicity
Adult Certainly Lethal Dose (CLD) is ______ , and children lethal dose is _________.
A.) 1-5g/.5-1g of NaF
B.) 5-10g/.5-1g of NaF
B.) 5-10g / 0.5-1g of NaF
* children = 1/10 of adult
The recommendation for the optimal concentration of water fluoridation to 0.7 ppm for ALL communities.
TRUE or FALSE
TRUE
The basic effect of fluoride: Estimates have shown that the reduction in caries due to water fluoridation ALONE (factoring out other sources of topical fluoride) among adults of all ages is 27%.
TRUE or FALSE
TRUE
Ingestion of naturally occurring excess fluoride in the drinking water and/or fluoride dental products can produce visible DENTAL FLUOROSIS ONLY when used during the years of development of the crowns of the teeth, namely, from birth until age 16 or 18 years or when the crowns of the third permanent molars are completed.
TRUE or FALSE
TRUE
Developing tooth during mineralization shows fluoride from water and other systemic sources DEPOSITED in the _______ and ______.
Select All That Apply:
A.) enamel
B.) dentin
C.) pulp tissue
A.) enamel
B.) dentin
Fluoride is deposited during the formation of the enamel, starting at the ____________, after the enamel matrix has been laid down by the ameloblasts. The hydroxyapatite crystalline structure becomes fluorapatite, which is a less soluble apatite crystal.
A.) DEJ
B.) CEJ
A.) DEJ
Inhibits growth, metabolism, polysaccharide production of S. mutans
A.) fluoride
B.) xylitol
C.) antimicrobial pre-rinse
B.) xylitol












