RDA Written and Law Exam: Questions & Answers
What charting symbol best indicates a tooth that is not visible in the mouth?
a. Circle around the tooth
b. Outlined with diagonal lines
c. X through the tooth
d. Diagonal lines (Ans- C.
A base is placed ________:
a. as a measure of protection for the pulp
b. when decay or damage is too close to the pulp
c. on the floor of the tooth preparation
d. A, B, and C are all correct (Ans- D.
According to the Dental Board regulations, how long should sterilization monitoring records be stored?
a. three years from the date the load was originally processed
b. one week after the load was originally processed
c. one year
d. one year after each sterilizer involved was first monitored (Ans- C.
Which one of the following is an example of an OSHA required sharp with engineered injury protection?
a. A cardboard needle guard added to a dental anesthetic needle
b. A butterfly needle used to administer IV sedation
c. A self-sheathing needle attached to a dental anesthetic syringe
d. A needle cap holder built into an instrument cassette (Ans- C.
The air/water syringe is primarily used during the coronal polishing procedure to _______:
a. irrigate the oral cavity
b. dry the tooth surfaces
c. encourage drying of the mucosa
d. remove the remaining paste
(Ans- D.
Which of the following should be preformed FIRST if an adult patient does not has a pulse?
a. call for an emergency assistance
b. administer oxygen
c. call the patients medical doctor
d. administer CPR
(Ans- A.
Oral surgical procedures require the use of ____________:
a. chemical agents to disinfect the water and water lines
b. sterile irrigating solutions using a sterile delivery system
c. water that meets the Food and Drug Administration (FDA) surface water standards
d. water that meets Environmental Protective Agency (EPA) drinking water standards
(Ans- B.
When setting up an instrument tray or cassette, the instruments should be set up _________:
a. from right to left
b. from left to right
c. from top to bottom
d. from bottom to top
(Ans- B.
Who legally owns a patient's dental radiographs?
a. the patient
b. the radiologist
c. the dentist
d. the physician
(Ans- C.
Calcium hydroxide is used in dentistry as a ___________.
a. base
b. liner
c. matrix
d. all of the above answers are correct
Ans- B.
Prior to sterilization, loose contaminated instruments are processed in an ultrasonic cleaner to ___________:
a. clean then disinfect
b. remove all microorganisms
c. remove debris and bioburden
d. disinfect then clean
(Ans- C.
A critical step for healthcare workers I preventing the spread of disease is proper hygiene of one's ____________:
a. hair
b. eyes
c. face
d. hands
(Ans- D.
The purpose of dental sealants is __________________:
a. to prevent decay from spreading
b. to prevent decay in the pits and fissures of teeth.
c. to promote good oral health
d. to prevent decay from interproximal spaces.
Ans- B.
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