RDA REVIEW PRACTICE TEST 2026
VERIFIED QUESTIONS WITH
COMPLETE ANSWERS
◉ The RDA may not perform which of the following, without proof of
completion of a course approved by the State of Dental Examiners.
Answer: coronal polish & application of pit and tissue sealants
◉ The RDA license renewal period, with proof of education, is required
every.
Answer: every 2 years
◉ The dental assistant may perform the following duties:
1. placement and ligation of arch wires
2. removal of arch wires
3. size orthodontic bands
4. placement and removal of rubber dam
5. placement and removal of matrices.
Answer: 2. removal of arch wires
4. placement and removal of rubber dam
5. placement and removal of matrices
◉ Placement and cementation of crowns and bridges is a duty permitted
the.
,Answer: dentist only
◉ In addition to using an explorer, which other instruments are
permissible for a RDA to use during an oral inspection.
Answer: mouth mirror
◉ The RDA may remove excess cement.
Answer: supragingivally
◉ Fitting endodontic gutta percha points prior to filling the canal is a
duty performed by the.
Answer:
◉ The taking of intramural radiographs, with the California Radiation
Safety License, is a duty permitted to the.
Answer:
◉ The RDA may place.
Answer:
◉ The topical agent may be applied by the.
Answer:
◉ A DA or RDA MAY NOT take impressions for.
,Answer:
◉ The RDA may remove excess cement.
Answer: a
◉ How many hours of continuing education are required per renewal
period for licensure of and RDA:.
Answer: ANNUALLY
3 and 5
◉ Sizing and cementation of temporary crowns may be performed by:.
Answer: RDA under direct supervision (2&3)
◉ A mother brings her child to the office when dentist isn't there. Child
has a toothache and an obvious large cavity. The dentist is contacted at
home and is made aware of the patient's problem which of the following
tasks may be performed:.
Answer: take an x-ray and reschedule, refer to another dentist, do a
mouth mirror inspection by an RDA under general supervision
◉ A patient has been scheduled for suture removal 5 days after surgery.
The patient returns for his appointment, but the dentist us ill. The RDA
may:.
Answer: check the patients mouth and reschedule him in a day or two
, ◉ The placement and removal of the rubber dam may be legally
performed by the:.
Answer: - Non-licensed DA under direct supervision
- RDA under direct supervision
◉ Taking impressions for diagnostic and opposing models is the
function of:.
Answer: the RDA and DA
◉ Of those duties listed below, which cannot be performed by the DA
under the direct supervision of the Dentist?.
Answer: - placements and ligation of arch wires
- placement of bases and liners on sound dentin
◉ Which of the following can be used by a DA to remove excess
cement left on the tooth following the removal of orthodontic bands?.
Answer: none of the above
- ultrasonic scaler
- cotton pliers
- explorer
◉ Post extraction dressings may be conducted by.
Answer: DA and RDA under direct supervision
VERIFIED QUESTIONS WITH
COMPLETE ANSWERS
◉ The RDA may not perform which of the following, without proof of
completion of a course approved by the State of Dental Examiners.
Answer: coronal polish & application of pit and tissue sealants
◉ The RDA license renewal period, with proof of education, is required
every.
Answer: every 2 years
◉ The dental assistant may perform the following duties:
1. placement and ligation of arch wires
2. removal of arch wires
3. size orthodontic bands
4. placement and removal of rubber dam
5. placement and removal of matrices.
Answer: 2. removal of arch wires
4. placement and removal of rubber dam
5. placement and removal of matrices
◉ Placement and cementation of crowns and bridges is a duty permitted
the.
,Answer: dentist only
◉ In addition to using an explorer, which other instruments are
permissible for a RDA to use during an oral inspection.
Answer: mouth mirror
◉ The RDA may remove excess cement.
Answer: supragingivally
◉ Fitting endodontic gutta percha points prior to filling the canal is a
duty performed by the.
Answer:
◉ The taking of intramural radiographs, with the California Radiation
Safety License, is a duty permitted to the.
Answer:
◉ The RDA may place.
Answer:
◉ The topical agent may be applied by the.
Answer:
◉ A DA or RDA MAY NOT take impressions for.
,Answer:
◉ The RDA may remove excess cement.
Answer: a
◉ How many hours of continuing education are required per renewal
period for licensure of and RDA:.
Answer: ANNUALLY
3 and 5
◉ Sizing and cementation of temporary crowns may be performed by:.
Answer: RDA under direct supervision (2&3)
◉ A mother brings her child to the office when dentist isn't there. Child
has a toothache and an obvious large cavity. The dentist is contacted at
home and is made aware of the patient's problem which of the following
tasks may be performed:.
Answer: take an x-ray and reschedule, refer to another dentist, do a
mouth mirror inspection by an RDA under general supervision
◉ A patient has been scheduled for suture removal 5 days after surgery.
The patient returns for his appointment, but the dentist us ill. The RDA
may:.
Answer: check the patients mouth and reschedule him in a day or two
, ◉ The placement and removal of the rubber dam may be legally
performed by the:.
Answer: - Non-licensed DA under direct supervision
- RDA under direct supervision
◉ Taking impressions for diagnostic and opposing models is the
function of:.
Answer: the RDA and DA
◉ Of those duties listed below, which cannot be performed by the DA
under the direct supervision of the Dentist?.
Answer: - placements and ligation of arch wires
- placement of bases and liners on sound dentin
◉ Which of the following can be used by a DA to remove excess
cement left on the tooth following the removal of orthodontic bands?.
Answer: none of the above
- ultrasonic scaler
- cotton pliers
- explorer
◉ Post extraction dressings may be conducted by.
Answer: DA and RDA under direct supervision
