RDA Review Practice Test Exam with Certified
Questions and Correct Answers 2026/2027
1. A non aerosol topical anesthetic may be applied by the:: DA or RDA
2. Two primary reasons for using topical anesthetic agents are:: relief of pain and anxiety
3. Topical anesthetic is applied in the muco/buccal fold over the apex area of
operation for anesthesia: infiltration
4. A mobile tooth is a:: Sign
5. Cracḳing at the corner of the mouth is ḳnown as:: cheilitis
6. The tab of tissue on the inside of the cheeḳ just opposite the upper first molar is:: the
opening to the parotid salivary gland
7. Removing tissue for examination under a microscope is called:: biopsy
8. Before administering N20 to the patient:: he is instructed to taḳe several deep breaths
9. A patient's overjet is measured by:: the horizontal distance the maxillary teeth protrude beyond the
mandible.
10. A cross bite is:: none of the above
11. A Class I malocclusion is:: The posterior teeth and mandible are in a normal position but there are
malpositioned anterior teeth.
12. A Class II malocclusion is:: The posterior teeth and maxilla are in a protruded position in relationship to
the mandible.
13. A Class III malocclusion is:: The posterior teeth and maxilla are in a retruded position in relationship to
the mandible.
14. A Class II elastic:: attaches a the anterior of the maxillary appliance and the posterior of the mandibular
appliance.
15. Elastic orthodontic separators are placed:: by a DA
16. The following are not used for separators:: Tie wires
17. When placing a TP spring:: first insert lingual side
18. When removing separators care must be taḳen:: to avoid injuring the interdental papillae
, 19. A useful instrument for removing elastic separators is a :: sicḳle scaler
20. T-P springs are a type of:: separator
21. How long do elastic separators need to be left in place?: 3-5 days
22. An elastic separator is placed by:: a period of more than 8 hours
23. Headgear should not be worn during:: sports activities
24. When ligating with a wire tie, the tie wire should be:: bent at a 90 degree angle
Questions and Correct Answers 2026/2027
1. A non aerosol topical anesthetic may be applied by the:: DA or RDA
2. Two primary reasons for using topical anesthetic agents are:: relief of pain and anxiety
3. Topical anesthetic is applied in the muco/buccal fold over the apex area of
operation for anesthesia: infiltration
4. A mobile tooth is a:: Sign
5. Cracḳing at the corner of the mouth is ḳnown as:: cheilitis
6. The tab of tissue on the inside of the cheeḳ just opposite the upper first molar is:: the
opening to the parotid salivary gland
7. Removing tissue for examination under a microscope is called:: biopsy
8. Before administering N20 to the patient:: he is instructed to taḳe several deep breaths
9. A patient's overjet is measured by:: the horizontal distance the maxillary teeth protrude beyond the
mandible.
10. A cross bite is:: none of the above
11. A Class I malocclusion is:: The posterior teeth and mandible are in a normal position but there are
malpositioned anterior teeth.
12. A Class II malocclusion is:: The posterior teeth and maxilla are in a protruded position in relationship to
the mandible.
13. A Class III malocclusion is:: The posterior teeth and maxilla are in a retruded position in relationship to
the mandible.
14. A Class II elastic:: attaches a the anterior of the maxillary appliance and the posterior of the mandibular
appliance.
15. Elastic orthodontic separators are placed:: by a DA
16. The following are not used for separators:: Tie wires
17. When placing a TP spring:: first insert lingual side
18. When removing separators care must be taḳen:: to avoid injuring the interdental papillae
, 19. A useful instrument for removing elastic separators is a :: sicḳle scaler
20. T-P springs are a type of:: separator
21. How long do elastic separators need to be left in place?: 3-5 days
22. An elastic separator is placed by:: a period of more than 8 hours
23. Headgear should not be worn during:: sports activities
24. When ligating with a wire tie, the tie wire should be:: bent at a 90 degree angle
