Preventive Dentistry and Nutrition

Desensitising Agents and Caries Prevention Practice Questions

20 free Desensitising Agents and Caries Prevention practice questions for the CDA, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All Desensitising Agents and Caries Prevention questions

20 questions
  1. Q1. What is the primary purpose of desensitising agents in dentistry?
  2. Q2. Which ingredient in toothpaste is commonly used to reduce dentin hypersensitivity?
  3. Q3. Which professional desensitising agent works by forming a protective mineral layer over exposed dentin?
  4. Q4. What effect does fluoride have on exposed root surfaces?
  5. Q5. Which desensitising treatment works by physically blocking open dentinal tubules?
  6. Q6. Which patient habit most increases the likelihood of dentin hypersensitivity?
  7. Q7. Which preventive measure best protects against early enamel demineralisation?
  8. Q8. Which professional product arrests active caries by disrupting bacterial activity?
  9. Q9. Which dietary behaviour contributes most to caries development?
  10. Q10. What is the main purpose of glass ionomer sealants in caries prevention?
  11. Q11. Which home-care product helps remineralize early white-spot lesions?
  12. Q12. Which finding indicates root caries risk during an exam?
  13. Q13. Which factor most reduces the effectiveness of fluoride treatments?
  14. Q14. Which property makes glass ionomer cement valuable in high-caries-risk patients?
  15. Q15. What is the main purpose of chlorhexidine in caries prevention protocols?
  16. Q16. Which behaviour can reduce dentin hypersensitivity over time?
  17. Q17. Which caries-preventive agent works by enhancing enamel crystal size and resistance?
  18. Q18. Which professional application is recommended for patients with a history of frequent caries?
  19. Q19. Which condition increases a patient’s susceptibility to root caries?
  20. Q20. Which desensitising technique provides immediate relief by blocking nerve conduction?