Dental Nurse 315 Exam Questions and
Answers Latest Version 100% Pass
What is the purpose of a dental dam in a procedure?
✔✔To isolate a tooth and keep it dry during treatment.
How should a dental nurse manage a patient with anxiety about the procedure?
✔✔Offer reassurance, explain the steps of the procedure, and ensure the patient feels
comfortable.
What is the term used for the procedure to remove plaque and tartar from a patient’s teeth?
✔✔Scaling.
What is the role of a dental nurse in patient education?
✔✔To provide patients with information about oral hygiene, post-treatment care, and preventive
measures.
What type of gloves should a dental nurse wear when assisting with procedures?
1
,✔✔Disposable, non-sterile gloves for most tasks and sterile gloves when assisting with
surgeries.
What should a dental nurse do if a patient experiences an allergic reaction to latex during a
procedure?
✔✔Switch to non-latex gloves and inform the dentist immediately.
How often should a dental nurse clean and sterilize dental instruments?
✔✔After every use, following the proper sterilization protocols to ensure infection control.
What is the first step a dental nurse should take before assisting with a procedure?
✔✔Prepare the treatment room by ensuring all necessary instruments are sterile and available.
What is the purpose of taking dental X-rays?
✔✔To help diagnose dental conditions, such as cavities, infections, or bone loss.
How should a dental nurse handle a medical emergency in the dental office?
✔✔Remain calm, inform the dentist immediately, and follow the office's emergency procedures.
2
,What is the correct procedure for handling sharp objects, like needles or scalpel blades, in the
dental setting?
✔✔Place them in a puncture-resistant sharps container immediately after use.
What is the role of a dental nurse when assisting with a tooth extraction?
✔✔Hand instruments to the dentist, provide suction, and help manage patient comfort during the
procedure.
What is the name of the tool used by dental nurses to retract the lips or cheeks during treatment?
✔✔A cheek retractor.
What is the purpose of an air-water syringe in a dental procedure?
✔✔To rinse and dry the treatment area.
What are the primary components of a dental tray setup?
✔✔Instruments, cotton rolls, gauze, a suction tip, and necessary materials for the procedure.
3
, How should a dental nurse prepare for a root canal procedure?
✔✔Ensure all instruments are sterilized, have the necessary endodontic files, irrigants, and
filling materials available, and prepare the patient by explaining the procedure.
What is the correct way for a dental nurse to dispose of contaminated waste?
✔✔Place it in the appropriate hazardous waste container and follow office protocols for disposal.
How should a dental nurse assist a patient with special needs?
✔✔Adapt the environment, provide additional support during the procedure, and communicate
clearly to ensure the patient’s comfort.
What is the recommended way for a dental nurse to sanitize hands before and after patient
contact?
✔✔Wash hands with soap and water for at least 20 seconds or use alcohol-based hand sanitizer
when appropriate.
How does a dental nurse assist with the placement of a dental impression?
✔✔Prepare the impression material, assist the patient in biting down, and ensure the impression
is properly set before removal.
4
Answers Latest Version 100% Pass
What is the purpose of a dental dam in a procedure?
✔✔To isolate a tooth and keep it dry during treatment.
How should a dental nurse manage a patient with anxiety about the procedure?
✔✔Offer reassurance, explain the steps of the procedure, and ensure the patient feels
comfortable.
What is the term used for the procedure to remove plaque and tartar from a patient’s teeth?
✔✔Scaling.
What is the role of a dental nurse in patient education?
✔✔To provide patients with information about oral hygiene, post-treatment care, and preventive
measures.
What type of gloves should a dental nurse wear when assisting with procedures?
1
,✔✔Disposable, non-sterile gloves for most tasks and sterile gloves when assisting with
surgeries.
What should a dental nurse do if a patient experiences an allergic reaction to latex during a
procedure?
✔✔Switch to non-latex gloves and inform the dentist immediately.
How often should a dental nurse clean and sterilize dental instruments?
✔✔After every use, following the proper sterilization protocols to ensure infection control.
What is the first step a dental nurse should take before assisting with a procedure?
✔✔Prepare the treatment room by ensuring all necessary instruments are sterile and available.
What is the purpose of taking dental X-rays?
✔✔To help diagnose dental conditions, such as cavities, infections, or bone loss.
How should a dental nurse handle a medical emergency in the dental office?
✔✔Remain calm, inform the dentist immediately, and follow the office's emergency procedures.
2
,What is the correct procedure for handling sharp objects, like needles or scalpel blades, in the
dental setting?
✔✔Place them in a puncture-resistant sharps container immediately after use.
What is the role of a dental nurse when assisting with a tooth extraction?
✔✔Hand instruments to the dentist, provide suction, and help manage patient comfort during the
procedure.
What is the name of the tool used by dental nurses to retract the lips or cheeks during treatment?
✔✔A cheek retractor.
What is the purpose of an air-water syringe in a dental procedure?
✔✔To rinse and dry the treatment area.
What are the primary components of a dental tray setup?
✔✔Instruments, cotton rolls, gauze, a suction tip, and necessary materials for the procedure.
3
, How should a dental nurse prepare for a root canal procedure?
✔✔Ensure all instruments are sterilized, have the necessary endodontic files, irrigants, and
filling materials available, and prepare the patient by explaining the procedure.
What is the correct way for a dental nurse to dispose of contaminated waste?
✔✔Place it in the appropriate hazardous waste container and follow office protocols for disposal.
How should a dental nurse assist a patient with special needs?
✔✔Adapt the environment, provide additional support during the procedure, and communicate
clearly to ensure the patient’s comfort.
What is the recommended way for a dental nurse to sanitize hands before and after patient
contact?
✔✔Wash hands with soap and water for at least 20 seconds or use alcohol-based hand sanitizer
when appropriate.
How does a dental nurse assist with the placement of a dental impression?
✔✔Prepare the impression material, assist the patient in biting down, and ensure the impression
is properly set before removal.
4
