RDA Job Responsibilities and Duties 2

Question 1

When seating a patient for a dental procedure, which action should an RDA perform first?

Accepted Answer

Review the patient's medical history and update any changes

Answer

Reviewing and updating the patient's medical history before seating ensures any contraindications or allergies are identified before treatment begins.

Question 2

An RDA is responsible for maintaining the dental unit waterlines. What is the primary reason for flushing waterlines at the start of each day?

Accepted Answer

To reduce microbial contamination from overnight stagnation

Answer

Flushing waterlines each morning reduces microbial biofilm that accumulates during periods of stagnation, protecting patient and staff safety.

Question 3

Which duty is within the scope of practice for a Registered Dental Assistant in most US states?

Accepted Answer

Performing coronal polishing after training and certification

Answer

Coronal polishing is a delegable expanded function that RDAs can legally perform in most states after completing required training.

Question 4

During a procedure, the dentist asks the RDA to transfer instruments using the single-handed transfer technique. Where should the RDA position the instrument for handoff?

Accepted Answer

At the exchange zone near the patient's chin

Answer

The exchange zone near the patient's chin keeps instrument transfers within the dentist's peripheral vision and reduces movement fatigue.

Question 5

An RDA notices a patient seems anxious before a procedure. What is the most appropriate initial response?

Accepted Answer

Acknowledge the patient's feelings and inform the dentist

Answer

Acknowledging anxiety validates the patient's feelings, and informing the dentist allows the team to address it appropriately before and during treatment.

(RDA) Registered Dental Assistant Practice Test

(RDA) Registered Dental Assistant Practice Test

RDA Job Responsibilities and Duties 2