Random Fluoride Questions
Choose the BEST answer from the following options
- 1.
Which of the following type of dental restoration material contains fluoride?
- A.
Irreversible hydrocolloid
- B.
Zinc polycarboxylate
- C.
Glass ionomer
- D.
Zinc oxide eugenol
Correct Answer
C. Glass ionomer -
- 2.
Which tooth structure gains in fluoride concentration after recession occurs?
- A.
Dentin
- B.
PDL
- C.
Enamel
- D.
Cementum
Correct Answer
D. Cementum -
- 3.
A white spot lesion is a lesion that is the beginning of a cavity
- A.
True
- B.
False
Correct Answer
A. True -
- 4.
The halo effect refers to the fact that foods commercially processed in optimally fluoridated areas can provide protection for consumers living in fluoridated areas
- A.
True
- B.
False
Correct Answer
B. False -
- 5.
_______ teeth receive most benefit from fluoride
- A.
Anterior
- B.
Posterior
- C.
Impacted
- D.
Evulsed
Correct Answer
A. Anterior -
- 6.
School fluoridation is done in rural communities where fluoridation (in water or supplements) is not possible
- A.
True
- B.
False
Correct Answer
A. True -
- 7.
Which of the following types and concentrations of fluoride should be recommended to a head and neck cancer patient for home-care custom tray use?
- A.
0.4% stannous fluoride
- B.
1.1% neutral sodium fluoride
- C.
1.23% acidulated phosphate
- D.
All of the above
Correct Answer
D. All of the above -
- 8.
What is the maximum recommended amount of fluoride that should be dispensed to an adult during an in-office fluoride treatment?
- A.
2.5ml per tray = 5 ml total
- B.
2 ml per tray = 4 ml total
- C.
5 ml per tray = 10 ml total
- D.
None of the above
Correct Answer
C. 5 ml per tray = 10 ml total -
- 9.
Fluoride varnish is a 5% sodium fluoride product. It has been approved by the FDA for use in the US as a cavity liner and desensitizing agent only.
- A.
The first statement is true; the second is false
- B.
The second statement is true; the first is false
- C.
Both statements are true
- D.
Both statements are false
Correct Answer
C. Both statements are true -
- 10.
Which of the following represents the most appropriate daily over-the-counter fluoride rinse?
- A.
0.05% NaF
- B.
0.4% SnF2
- C.
1.23% APF
- D.
0.045 NaF
Correct Answer
A. 0.05% NaF -
- 11.
All of the following are types of therapeutic dentifrices EXCEPT one. Which one is the exception?
- A.
Fluoride-containing dentifrice
- B.
Baking-soda-peroxide-fluoride dentifrice
- C.
Antimicrobial dentifrice
- D.
Anti-tartar dentifrice
Correct Answer
D. Anti-tartar dentifrice -
- 12.
Where is fluoride primarily stored in the teeth?
- A.
Enamel
- B.
Dentin
- C.
Cementum
- D.
Mineralized structures
Correct Answer
B. Dentin -
- 13.
Which of the following professional topical fluoride has a recommended concentration of 1.23%?
- A.
Acidulated phosphate fluoride
- B.
Sodium fluoride
- C.
Stannous fluoride
- D.
Monofluorophosphate
Correct Answer
A. Acidulated phosphate fluoride -
- 14.
What is the first sign of acute fluoride toxicity?
- A.
Abdominal pain
- B.
Nausea
- C.
Vomiting
- D.
Diarrhea
Correct Answer
B. Nausea -
- 15.
All of the following factors increase the severity of chronic fluoride toxicity EXCEPT one. Which one is the exception?
- A.
Increase in consumption of naturally fluoridated water
- B.
Elevated intake of fluoride in food
- C.
Swallowing an excess amount of fluoride during a professional fluoride treatment
- D.
Low calcium diet
Correct Answer
C. Swallowing an excess amount of fluoride during a professional fluoride treatment -
- 16.
A 16 year old client presents with rampant interproximal and pit and fissure caries. All of the following are appropriate practices for providing fluoride to the client’s dentition EXCEPT one. Which is the exception?
- A.
Dentifrice
- B.
Dietary supplement
- C.
Mouth rinse
- D.
professional fluoride treatment
Correct Answer
B. Dietary supplement -
- 17.
The human body possesses a prompt and efficient excretory mechanism for fluorides; however, this does not minimize the danger of long-term accumulation of fluorides which can be toxic.
- A.
The first statement is false; second statement is true.
- B.
The first statement is true; second statement is false.
- C.
Both statements are true
- D.
Both statements are false
Correct Answer
B. The first statement is true; second statement is false. -
- 18.
What percentage of US children exhibit some form of fluorosis today?
- A.
7-15%
- B.
40-50%
- C.
20-25%
- D.
25-33%
Correct Answer
C. 20-25% -
- 19.
The pH of acidulated fluoride gels is in the range of:
- A.
3.0 - 3.5
- B.
5-7
- C.
7-9
- D.
9-11
Correct Answer
A. 3.0 - 3.5 -
- 20.
Some loss of tooth structure occurs during polishing; therefore, which of the following MUST be applied in an attempt to replace the lost protection?
- A.
Sealants
- B.
An amalgam
- C.
A composite
- D.
Fluoride
Correct Answer
D. Fluoride -
- 21.
Which of the following is considered the MOST effective treatment for hypersensitive teeth? SELECT ALL THAT APPLY!
- A.
Acidulated phosphate fluoride
- B.
Stannous fluoride
- C.
Sodium fluoride
- D.
1 and 2 only
- E.
2 and 3 only
Correct Answer
E. 2 and 3 only -
- 22.
Repeated application of a topical fluoride will not cause enamel mottling because:
- A.
Topical fluoride is too weak to produce mottling
- B.
The tooth is already calcified and cannot be altered
- C.
The glycerin base of the polishing agent will protect the tooth from mottling
- D.
Both 1 and 3
Correct Answer
B. The tooth is already calcified and cannot be altered -
- 23.
Fluoride-induced enamel hypoplasia or hypocalcification is:
- A.
More caries prone
- B.
Caries resistant
- C.
Hypersensitive to temperature changes
Correct Answer
B. Caries resistant -
- 24.
Fluorosis may result from excessive fluoride consumed during :
- A.
The mineralization stage of tooth development
- B.
The maturation stage of tooth development
- C.
Either the mineralization or the maturation stage of tooth development
Correct Answer
A. The mineralization stage of tooth development -
- 25.
Which of the following factors need NOT be considered in deciding whether periatric fluoride supplements should be prescribed?
- A.
Age of patient
- B.
Amount of fluoride in the drinking water
- C.
Conscientiousness of the patient or parents
- D.
Type of topical fluoride applied professionally
Correct Answer
D. Type of topical fluoride applied professionally -
- 26.
A 3-year-old child who lives in a non-fluoridated area has rampant decay. Which of the following home-care regimens, with parental supervision, is suitable for this child?
- A.
Fluoride tablets
- B.
Fluoride dentifrice
- C.
Fluoride mouthrinses
- D.
Fluoride drops
Correct Answer
A. Fluoride tablets -
- 27.
The smooth surface of a tooth benefits most from fluoride because bacteria accumulate more readily on these surfaces than on other tooth surfaces.
- A.
Both the statement and reason are correct
- B.
The statement is correct but the reasoning is incorrect
- C.
The statement is incorrect but the reasoning is correct
- D.
Neither the statment nor the reason are correct
Correct Answer
B. The statement is correct but the reasoning is incorrect -
- 28.
What is the first measure that should be taken when a child ingests a toxic amount of fluoride?
- A.
Pump the stomach
- B.
Induce vomiting
- C.
Have them drink milk
- D.
Call 911
Correct Answer
B. Induce vomiting -
- 29.
What’s the best method of fluoride application for caries prevention?
- A.
Low concentration and High frequency
- B.
High concentration and Low frequency
- C.
High concentration and High frequency
- D.
Low concentration and Low frequency
Correct Answer
A. Low concentration and High frequency -
- 30.
An intraoral photo shows white spots on the coronal 1/3 of the anterior teeth. What is the most likely cause of the white spots?
- A.
Dental fluorosis
- B.
Plaque
- C.
Bleaching marks
- D.
Dentinogensis imperfecta
Correct Answer
A. Dental fluorosis -
- 31.
Which tooth surface would benefit LEAST from a fluoride rinse?
- A.
Occulsal
- B.
Interproximal
- C.
Cervical
- D.
Smooth Surface
Correct Answer
A. Occulsal -
- 32.
Which of the following topical fluoride delivery systems is best for an individual with rampant caries or preparing for cancer radiation?
- A.
Toothpaste
- B.
Trays
- C.
Gel
- D.
Mouthrinse
Correct Answer
B. Trays -
- 33.
Fluoride concentration in saliva ranges from ____ to _____ ppm?
- A.
0.02 - 0.04
- B.
0.025 - 0.05
- C.
0.03 - 0.04
- D.
0.01 - 0.04
Correct Answer
D. 0.01 - 0.04 -
- 34.
During the formation of enamel, fluoride is deposited starting at the?
- A.
Cementoenamal junction
- B.
Dentinoenamel junction
- C.
The pulpal surface
Correct Answer
B. Dentinoenamel junction -
- 35.
Fluoride concentration is greatest at the _____ of the dentin.
- A.
Pulpal surface
- B.
Cemental surface
- C.
Enamel surface
Correct Answer
A. Pulpal surface -
- 36.
What professionally applied solution has the highest fluoride concentration?
- A.
APF
- B.
NAF
- C.
SNF
Correct Answer
C. SNF -
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 07, 2013Quiz Edited by
ProProfs Editorial Team -
Jan 11, 2013Quiz Created by
Klamberton
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