The ultrasonic scaler must never be used on a patient without consulting with the patient’s physician:
When using the ultrasonic unit to remove dental cement, what portion of the scaler tip is used?
Why is it recommended that water be used with the ultrasonic unit when:
When tuning the ultrasonic unit prior to beginning treatment, always:
An RDA who has successfully completed a Board Approved course in ultrasonic scaling may legally:
What characteristic of the ultrasonic scaling unit causes the cement to fracture and fall off?
The DPA designates the RDA in the use of an ultrasonic scaler unit to:
The ultrasonic scaling unit forces the breakdown of cement for removal by:
The working tip of the ultrasonic unit should be kept in constant motion in order to avoid:
Improper use of the ultrasonic unit may result in:
What is the best place for a fulcrum when removing cement using the ultrasonic scaler?
The best way to hold the handpiece when removing cement from the coronal surface of the tooth using an ultrasonic scaler is:
Subgingival calculus or cement subgingival is removed by:
The ultrasonic scaler tip is placed at ____________ degree angle to the tooth surface.
In what direction should the operator move the handpiece when removing cement?
