California RDA Written Exam Practice Tests

245 Questions | Total Attempts: 407

SettingsSettingsSettings
Please wait...
California RDA Written Exam Practice Tests


Questions and Answers
  • 1. 
    1. What charting symbol best indicates a tooth that is not visible in the mouth?
    • A. 

      A. circle around the tooth

    • B. 

      B. outline with diagonal lines

    • C. 

      C. X through the tooth

    • D. 

      D. diagonal lines

  • 2. 
    2. A base is placed ____________________ :
    • A. 

      A. as a measure of protection for the pulp 

    • B. 

      B. because decay or trauma was close to the pulp

    • C. 

      C. on the floor of the tooth preparation 

    • D. 

      D. A, B, and C are all correct

  • 3. 
    3. According to the Dental Board regulations, how long should sterilization monitoring records be stored?
    • A. 

      A. three years from the date the load was originally processed

    • B. 

      B. one week after the load was originally processed

    • C. 

      C. one year

    • D. 

      One year after each sterilizer involved was first monitored

  • 4. 
    4. Which of the following is an example of an OSHA required sharp with engineered injury protection?
    • A. 

      A. a cardboard needle guard added to  a dental anesthetic needle

    • B. 

      B. a butterfly needle used to administer IV sedation

    • C. 

      C. a self-sheathing needle attached to a dental anesthetic syringe

    • D. 

      D. a needle cap holder built into an instrument cassette

  • 5. 
    5. The air/water syringe is primarily used during the coronal polishing procedure to _____________________ :
    • A. 

      A. irrigate the oral cavity

    • B. 

      B. dry the tooth surfaces 

    • C. 

      C. encourage drying of the mucosa 

    • D. 

      D. remove the remaining paste

  • 6. 
    6. Which of the following should be done FIRST if an adult patient does not have a pulse?
    • A. 

      A. call for emergency assistance 

    • B. 

      B. administer oxygen

    • C. 

      C. call the patient's medical doctor

    • D. 

      D. administer CPR

  • 7. 
    7. Oral surgical procedures require the use of ______________________ :
    • A. 

      A. chemical agents to disinfect the water and water lines

    • B. 

      B. sterile irrigating solutions using a sterile delivery system

    • C. 

      C. water that meets the Food and Drug Administration (FDA) surface water standards 

    • D. 

      D. water that meets Environmental Protection Agency (EPA) drinking water standards 

  • 8. 
    8. When setting up an instrument tray or cassette, the instruments should be set up _____________________ :
    • A. 

      A. from right to left

    • B. 

      B. from left to right

    • C. 

      C. from top to bottom 

    • D. 

      D. from bottom to top

  • 9. 
    9. Who legally owns a patient's dental radiographs?
    • A. 

      A. the patient

    • B. 

      B. the radiologist 

    • C. 

      C. the dentist

    • D. 

      D. the physician 

  • 10. 
    10. Calcium hydroxide is used in dentistry as a ____________________ :
    • A. 

      A. base

    • B. 

      B. liner

    • C. 

      C. matrix 

    • D. 

      D. all the above answers are correct 

  • 11. 
    11. Prior to sterilization, loose contaminated instruments are processed in an ultrasonic cleaner to _____________ : 
    • A. 

      A. clean then disinfect 

    • B. 

      B. remove all microorganisms 

    • C. 

      C. remove debris and bioburden 

    • D. 

      D. disinfect the clean 

  • 12. 
    12. A critical step for healthcare workers in preventing the spread of disease is proper hygiene of one's ____________________ :
    • A. 

      A. hair

    • B. 

      B. eyes

    • C. 

      C. face

    • D. 

      D. hands 

  • 13. 
    13. The purpose of dental sealants is ______________________ :
    • A. 

      A. to prevent decay from spreading

    • B. 

      B. to prevent decay in the pits and fissures of teeth

    • C. 

      C. to promote good oral health

    • D. 

      D. to prevent decay from interproximal spaces

  • 14. 
    14. Elevating the patient's feet above the head to increase blood flow to the brain is the response to what medical condition?
    • A. 

      A. heart problems

    • B. 

      B. syncope 

    • C. 

      C. allergic reactions 

    • D. 

      D. diabetes 

  • 15. 
    15. Angle's classifications are used to classify and describe ________________________ :
    • A. 

      A. natural teeth in the dentition 

    • B. 

      B. types of dental caries 

    • C. 

      C. malocclusion 

    • D. 

      D. hand instruments 

  • 16. 
    16. The portion of a dental instrument held by the operator is called the _______________ :
    • A. 

      A. shank 

    • B. 

      B. working end

    • C. 

      C. tip

    • D. 

      D. handle

  • 17. 
    17. Which of the following describes the best way to remain approachable to an anxious patient?
    • A. 

      A. work slowly

    • B. 

      B. encourage questions

    • C. 

      C. encourage quiet

    • D. 

      D. work quickly 

  • 18. 
    18. The patient record is a permanent document of whom? 
    • A. 

      A. the dentist 

    • B. 

      B. a court of law 

    • C. 

      C. the patient 

    • D. 

      D. the dental practice 

  • 19. 
    19. The dental history portion of a patient provides the dental team with information regarding what information?
    • A. 

      A. previous dental care and treatment

    • B. 

      B. necessary dental care and treatment 

    • C. 

      C. dental procedures that are legal for the dental assistant to complete 

    • D. 

      D. data about the previous dentist

  • 20. 
    20. Which of the following products contains calcium hydroxide? 
    • A. 

      A. Dycal 

    • B. 

      B. ZPC

    • C. 

      C. ZOE 

    • D. 

      D. Polycarboxylate

  • 21. 
    21. What type of mechanical device is used to clean contaminated instruments prior to sterilization? 
    • A. 

      A. hypersonic

    • B. 

      B. ultrasonic 

    • C. 

      C. supersonic

    • D. 

      D. subsonic 

  • 22. 
    22. While cleaning contaminated instruments, an assistant receives a percutaneous injury to the finger. The assistant should FIRST _______________________________ :
    • A. 

      A, notify the dentist/employer 

    • B. 

      B. wash hands with soap and water 

    • C. 

      C. wipe puncture with glutaraldehyde 

    • D. 

      D. be evaluated by a physician 

  • 23. 
    23. Why are pits and fissures susceptible to caries? 
    • A. 

      A. saliva pools in these areas

    • B. 

      B. fluoride is less effective in these areas 

    • C. 

      C. these areas are hard to evaluate on a radiograph 

    • D. 

      D. these areas are difficult to clean 

    • E. 

      E. both B and D are correct 

  • 24. 
    24. Clinical considerations for patients with bronchial asthma should include _________________________ :
    • A. 

      A. paying attention to vinyl use

    • B. 

      B. shorter appointments to reduce stress

    • C. 

      C. having ammonia inhalant available 

    • D. 

      D. avoiding the use of sedatives 

  • 25. 
    25. Spreaders and pluggers are used in the : 
    • A. 

      A. placement of a gold foil

    • B. 

      B. obturation of a root canal 

    • C. 

      C. seating of a Maryland bridge 

    • D. 

      D. placement of an amalgam restoration 

Back to Top Back to top