RDA exam Questions And Answers
Question 1: The RDA performing a mouth mirror inspection
should be able to:
CORRECT ANSWER : Differentiate abnormal conditions
from normal conditions
Question 2: The RDA may not perform which of the
following, without proof of completion of a course approved
by the State Board of Dental Examiner:
CORRECT ANSWER : ultrasound scaling for removal of
excess cement from orthodontic bands
Question 3: The RDA license renewal period, with proof of
education, is required every:
CORRECT ANSWER : 2 years
Question 4: The dental assistant may perform the following
duties:
CORRECT ANSWER : removal of arch wires, placement
and removal of rubber dam, placement and removal of matrices
Question 5: Placement and cementation of crowns and
bridges is a duty permitted the:
CORRECT ANSWE R: Dentist only
Question 6: In addition to using an explorer, which other
instruments are permissible for a RDA to use during an oral inspection?
CORRECT ANSWER : mouth mirror
Question 7: The RDA may remove excess cement:
CORRECT ANSWER : supragingivally
Question 8: Fitting endodontic gutta percha points prior to
filling the canal is a duty performed by the:
CORRECT ANSWER : RDAEF under direct supervision
Question 9: The taking of intraoral radiographs, with the
California Radiation Safety License, is a duty permitted to
the:
CORRECT ANSWER : DA under general supervision
Question 10: The RDA may place:
CORRECT ANSWER : both metal and elastic separators
under the direct supervision of a licensed dentist
Question 11: The non-aerosol topical agent may be applied by
the:
CORRECT ANSWER : DA or RDA
Question 12: A DA or RDA MAY NOT TAKE
IMPRESSION for:
CORRECT ANSWER : crown, bridges, and intraoral
prosthetics
Question 13: The RDA may remove excess cement:
CORRECT ANSWER: along the cervical third of the tooth,
supragingivally, under direct supervision of a licensed dentist
Question 14: How many hours of continuing education are
required per renewal period for licensure of an RDA:
CORRECT ANSWER : 25 biennially
Question 15: Sizing and cementation of temporary crowns
may be performed by:
CORRECT ANSWER : RDA UNDER DIRECT
SUPERVISION
Question 16: A mother brings her child to the office when the
dentist is not there. The 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:
CORRECT ANSWER : take x-ray and reschedule, refer to
another dentist, do a mouth mirror inspection by a RDA under general supervision
Question 17: A patient has been scheduled for suture removal
- days after surgery. The patient returns for his appointment,