2019 RDA EXAM
1. Base
Ans: Placed as a measure of protection for the pulp; protects, insulates and
sooths when decay or trauma have disturbed the pulp
2. Calcium hydroxide
Ans: Main medicament found in a dental liner that is soothing to the pulp
Stimulates secondary dentin
3. Matrix band
Ans: For class II
Class III
Class IV restorations
4. Digital impression
Ans: Picture of the prepped tooth used to design and fabricate a
permanent crown
5. Direct restorations
Ans: Materials placed directly on or in the tooth surfaces
6. Embrasure
Ans: Triangular space towards the gingiva between two adjacent teeth
7. Exothermic
Ans: Chemical reaction that releases energy or heat
8. Festooning
Ans: Trimming or to trim
9. Indirect restorations
Ans: Permanent or temporary restorations designed outside the pt. Mouth
10. Liner
,Ans: A medicament which acts as a barrier against pulpal irritation caused
by decay and other stimuli
11. Polymerization
Ans: The process of setting, curing, hardening a dental material
12. Provisional coverage
Ans: A temporary restoration or temporary crown
13. Temporary sedative dressing
Ans: A temporary filling
14. Smear layer
Ans: Secretion created by the layers of the tooth in response to being
prepared for a restoration
15. Calculus
Ans: Mineralized or hardened plaque
16. Clinical crowns
Ans: The portion of the two visible when the patient opens their mouth
17. Coronal polishing
Ans: A technique used to remove plaque and stains from the coronal
surfaces of the teeth
18. Dental sealants
Ans: Preventative procedure where the occlusal pit and fissures are sealed
with a form of resin to prevent caries on the surfaces of posterior teeth
19. Disclosing agent
Ans: Coloring agent that makes plaque visible when applied to the teeth
20. Filled resin
Ans: contains fillers making it more resistant to wear
21. Fulcrum
Ans: A finger rest or stabilizing point for the operator
22. Grit
,Ans: The texture of a material (polishing agents)
23. Plaque
Ans: Colorless soft deposit found on teeth that contains bacteria
24. Polishing agent
Ans: An abrasive used in the rubber polishing cup to polish teeth
25. Prophy paste
Ans: A mixture of different ingredients that are packaged into round plastic
disposable containers (polishing agent)
26. Sealant retention
Ans: Length of time which the sealant remains in place and prevents decay
27. Selective polishing
Ans: only teeth or surfaces with stain are polished
28. Supragingival
Ans: above the gum line
29. Unfilled resin
Ans: No fillers are added
30. Abscess
Ans: An infection within the bone commonly found at the tip of the root
(apical abscess)
31. Apex
Ans: The clinical tip of the root
32. Apicoectomy
Ans: Surgical endodontic procedure involving the removal of the tip of the
root
33. Dental dam
Ans: Rubber sheet used to isolate a tooth or series of teeth
Prevents materials from entering the oral cavity
Prevents salivary contamination of working area
, 34. endodontist
Ans: A dentist with advanced education specializing in endodontic therapy
35. Gutta percha
Ans: Plastic-like final canal filling material used to replace the removed
pulp from the root canal space
36. Necrotic
Ans: Dead tissue (dead pulp)
37. Obturate
Ans: Fill the canal with gutta percha
38. Paper points
Ans: Used to dry the canals of the tooth after final filing, shaping and
irrigating
Used prior to the placement and cementation of the gutta percha
39. Pulpectomy
Ans: Complete removal of the tooth pulp
40. Pulpitis
Ans: Inflammation of the tooth pulp (nerve)
41. Pulpotomy
Ans: Partial removal of the tooth pulp
42. Radiographic apex
Ans: The visual tip of the root; used to visually measure the length of the
canals before, during and after endodontic treatment
43. Sodium hypochloride
Ans: Bleach solution used to irrigate and disinfect canal spaces during the
filling and shaping process
44. Vital
Ans: Live tissue. A positive response to stimuli indicates the tooth is still
alive
1. Base
Ans: Placed as a measure of protection for the pulp; protects, insulates and
sooths when decay or trauma have disturbed the pulp
2. Calcium hydroxide
Ans: Main medicament found in a dental liner that is soothing to the pulp
Stimulates secondary dentin
3. Matrix band
Ans: For class II
Class III
Class IV restorations
4. Digital impression
Ans: Picture of the prepped tooth used to design and fabricate a
permanent crown
5. Direct restorations
Ans: Materials placed directly on or in the tooth surfaces
6. Embrasure
Ans: Triangular space towards the gingiva between two adjacent teeth
7. Exothermic
Ans: Chemical reaction that releases energy or heat
8. Festooning
Ans: Trimming or to trim
9. Indirect restorations
Ans: Permanent or temporary restorations designed outside the pt. Mouth
10. Liner
,Ans: A medicament which acts as a barrier against pulpal irritation caused
by decay and other stimuli
11. Polymerization
Ans: The process of setting, curing, hardening a dental material
12. Provisional coverage
Ans: A temporary restoration or temporary crown
13. Temporary sedative dressing
Ans: A temporary filling
14. Smear layer
Ans: Secretion created by the layers of the tooth in response to being
prepared for a restoration
15. Calculus
Ans: Mineralized or hardened plaque
16. Clinical crowns
Ans: The portion of the two visible when the patient opens their mouth
17. Coronal polishing
Ans: A technique used to remove plaque and stains from the coronal
surfaces of the teeth
18. Dental sealants
Ans: Preventative procedure where the occlusal pit and fissures are sealed
with a form of resin to prevent caries on the surfaces of posterior teeth
19. Disclosing agent
Ans: Coloring agent that makes plaque visible when applied to the teeth
20. Filled resin
Ans: contains fillers making it more resistant to wear
21. Fulcrum
Ans: A finger rest or stabilizing point for the operator
22. Grit
,Ans: The texture of a material (polishing agents)
23. Plaque
Ans: Colorless soft deposit found on teeth that contains bacteria
24. Polishing agent
Ans: An abrasive used in the rubber polishing cup to polish teeth
25. Prophy paste
Ans: A mixture of different ingredients that are packaged into round plastic
disposable containers (polishing agent)
26. Sealant retention
Ans: Length of time which the sealant remains in place and prevents decay
27. Selective polishing
Ans: only teeth or surfaces with stain are polished
28. Supragingival
Ans: above the gum line
29. Unfilled resin
Ans: No fillers are added
30. Abscess
Ans: An infection within the bone commonly found at the tip of the root
(apical abscess)
31. Apex
Ans: The clinical tip of the root
32. Apicoectomy
Ans: Surgical endodontic procedure involving the removal of the tip of the
root
33. Dental dam
Ans: Rubber sheet used to isolate a tooth or series of teeth
Prevents materials from entering the oral cavity
Prevents salivary contamination of working area
, 34. endodontist
Ans: A dentist with advanced education specializing in endodontic therapy
35. Gutta percha
Ans: Plastic-like final canal filling material used to replace the removed
pulp from the root canal space
36. Necrotic
Ans: Dead tissue (dead pulp)
37. Obturate
Ans: Fill the canal with gutta percha
38. Paper points
Ans: Used to dry the canals of the tooth after final filing, shaping and
irrigating
Used prior to the placement and cementation of the gutta percha
39. Pulpectomy
Ans: Complete removal of the tooth pulp
40. Pulpitis
Ans: Inflammation of the tooth pulp (nerve)
41. Pulpotomy
Ans: Partial removal of the tooth pulp
42. Radiographic apex
Ans: The visual tip of the root; used to visually measure the length of the
canals before, during and after endodontic treatment
43. Sodium hypochloride
Ans: Bleach solution used to irrigate and disinfect canal spaces during the
filling and shaping process
44. Vital
Ans: Live tissue. A positive response to stimuli indicates the tooth is still
alive
