Quantcast Exercises, Lesson 3-cont. - Preventive Dentistry - MD05130066

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11.
Which of the following must not be used on patients with cardiac pacemakers?
a. Ultrasonic dental unit.
b. Prophy jet.
c.
Dental unit sonic scaler.
12.
Which of the following items of equipment should be used only by a PDS who is
specifically trained in its usage?
a. Ultrasonic dental unit.
b. Prophy jet.
c.
Dental unit sonic scaler.
13.
List three methods of grasping a scaling instrument.
a. _____________________________________
b. _____________________________________
c.
_____________________________________
14.
Which method of grasping a scaling instrument is used with the Porte Polisher,
and also the air, water syringe?
a. Pen grasp.
b. Modified pen grasp.
c.
Palm grasp.
MD0513
3-31



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