CDA Certified Dental Assistant

40 Questions | Total Attempts: 894

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Dental Assistant Quizzes & Trivia

As you might expect, a Certified Dental Assistant is someone whom has been properly trained to the highest calibre possible in order for them to assist competently in the provision of dental care. Are you looking at getting your certification? Take the following quiz and see if you’re able for it.


Questions and Answers
  • 1. 
    Large amounts of salicylates (sprin) are MOST likely to affect a patient's
    • A. 

      Response to local anesthetics

    • B. 

      Bleeding and clotting time

    • C. 

      Tolerance to general anesthesia

    • D. 

      Sensitivity to antibiotics

  • 2. 
    If an error has been made on a clinical record entry, which of the following should be done?
    • A. 

      Erase the error and rewrite the entry correctly

    • B. 

      Mark through the incorrect entry so that it cannot re read

    • C. 

      Draw one line through the incorrect entry and initial and write the correct entry below

    • D. 

      Circle the incorrect entry in red

    • E. 

      Do nothing to the incorrect entry; just rewrite the entry correctly

  • 3. 
    What is considered an "average" pulse range for an adult at rest
    • A. 

      40-60 beats per minute

    • B. 

      61-8- beats per minute

    • C. 

      81-89 beats per minute

    • D. 

      90-100 beats per minute

  • 4. 
    When assisting during oral surgery the dental assistant should NEVER
    • A. 

      Wipe oral tissue with gauze

    • B. 

      Blow air to clear the socket

    • C. 

      Flush the area with water

    • D. 

      Suction the anesthetized area

  • 5. 
    Which of the following is a characteristic of aggressive brushing
    • A. 

      Abrasion

    • B. 

      Attrition

    • C. 

      Abfraction

    • D. 

      Erosion

  • 6. 
    When measuring blood pressure, the patient should be seated with the arm in which position
    • A. 

      At rest with the arm and hand extended down

    • B. 

      Slightly flexed, with forearm supported at heard level

    • C. 

      Rigid with arm straight out from body

    • D. 

      Position of arm not important

  • 7. 
    Control of saliva from the perotid duct can be accomplished by placing a cotton roll
    • A. 

      On the lingual side of the mand. arch under the tongue

    • B. 

      In the vestibule, opposite of the max second molar

    • C. 

      In the vestibule, opposite of the mand second molar

    • D. 

      In the vestible, opposite of the max anterior teeth

  • 8. 
    For oral evacuation during a max anterior facial preparation, the evacuator tip is placed
    • A. 

      To the lingual of the tooth being prepared

    • B. 

      Tp the facial of the tooth being prepared

    • C. 

      Max right posterior of the tooth being prepared

    • D. 

      Mand right posterior to the tooth being prepared

  • 9. 
    • A. 

      Lateral movement of the adjacent tooth

    • B. 

      Inflamation of interdental papille

    • C. 

      Fracture of the cervical margin of the preparation

    • D. 

      Increase occurrence of subgingival carries

  • 10. 
    In selecting an impression tray for a preliminary max. impression, the tray should extend posteriorly
    • A. 

      Behind the tuberosity

    • B. 

      Beyond the humular process

    • C. 

      To the junction of the hard and soft palates

    • D. 

      To the faucus

  • 11. 
    Chairside assisting DURING the anesthesia injection usually incluse which of the following responsibilities
    • A. 

      Applying topical anesthetic to injection site

    • B. 

      Passing and receiving the syringe

    • C. 

      Injecting anesthetic

    • D. 

      Administering propylactic antibiotic

  • 12. 
    Nitrous oxide analgesia is NOT usually recommended for patiants who
    • A. 

      Have nasal congestion

    • B. 

      Are apprehensive

    • C. 

      Are obese

    • D. 

      Have a sensitive gag reflex

  • 13. 
    Which of the following statements is correct regarding the light curing of composite
    • A. 

      Curing for a slightly longer time is preferred to under curing

    • B. 

      If using a shield, addition time is required

    • C. 

      The amount of the time needed will affect the shade

    • D. 

      Humidity and room temperature weill affect the amount of time needed

  • 14. 
    Which of the following materials is MOST OFTEN used for a temporary restoration
    • A. 

      Glass ionomer

    • B. 

      Calcium hydroxide

    • C. 

      Zinc oxide-eugenol

    • D. 

      Polycarboxylate

  • 15. 
    Why would wax be placed along the facial periphery of the max impression tray
    • A. 

      To acheive greater detail of the hard palate

    • B. 

      Te reduce patients gagging

    • C. 

      To assure registration of tuberosities

    • D. 

      To obtain registration of the mucobuccal attachments

  • 16. 
    Which of the following conditions should exist in the surgical site before a periodontal dressing is places EXCEPT
    • A. 

      Bleeding under control

    • B. 

      Surgical site thouroughly ittigated

    • C. 

      Teeth and tissue free of excessice oral fluids

    • D. 

      All sutures removed

  • 17. 
    Which gypsum product requires the smallest water/powder ratio
    • A. 

      Denal stone

    • B. 

      Die stone

    • C. 

      Dental plaster

  • 18. 
    Which effect could cola drinks have on tooth enamal
    • A. 

      Attrition

    • B. 

      Hypercalcification

    • C. 

      Erosion

    • D. 

      Hypoplasia

  • 19. 
    When should pit and fissure sealants be places in order to be MOST effective
    • A. 

      After eruption of entire occlusal surface

    • B. 

      Prior to eruption or permanent dentition

    • C. 

      After proximal surfaces are carious

    • D. 

      After placement of restorations

    • E. 

      After all permanent teeth are erupted

  • 20. 
    If swallowed, flouride may cause
    • A. 

      Tooth discoloration

    • B. 

      Nausea and vomiting

    • C. 

      Permanent damage to the stomach lining

    • D. 

      Loss of taste sensation

  • 21. 
    Plaque is most likely to accumulate in which of the following areas of the dentition
    • A. 

      Proximal spaces

    • B. 

      Broad surfaces

    • C. 

      Acclusal surfaces

    • D. 

      Incisal surfaces

  • 22. 
    In combination of which of the folliwing techniques whill most effectivelt REMOVE plaque
    • A. 

      Brushing, water irrigation, flossing

    • B. 

      Brushing, water irrigation

    • C. 

      Brushing, flossing

    • D. 

      Water irigation, mouthwash

    • E. 

      Brushing, water irrigation, flossing, mouthwash

  • 23. 
    Which of the following dietary sdjustments has the greatest impact in controlling dental caries
    • A. 

      Increase frequency of food intake

    • B. 

      Infrease frequesncy of vitamin intake

    • C. 

      Decrease frequency of protein intake

    • D. 

      Decrease frequency of carbohydrate intake

  • 24. 
    Signs including that cardiac arrest has occured include
    • A. 

      Coughing, abscence of breathering, seizure

    • B. 

      Caughing, seizure

    • C. 

      Abscence of breathing and pulse

    • D. 

      Abscence of pulse

    • E. 

      Coughing, abscence of breathing, seizure, abscence of pulse

  • 25. 
    If a patient has collapsed, the first thing to do it
    • A. 

      Establish level of responsiveness

    • B. 

      Call for emergency cart

    • C. 

      Establish an airway

    • D. 

      Administer oxygen