37.
Prophylaxis paste cleans and polishes best when it is:
a. Dry.
b. Thin.
c.
Thick.
38.
When zirconium silicate is used for tooth polishing, the handpiece should be
cleaned:
a. After each use.
b. At the end of each day.
c.
At regular intervals.
39.
Each tooth surface is polished a full:
a. 5 seconds.
b. 10 seconds.
c.
15 seconds.
d. 20 seconds.
40.
Complete information related to the polishing of teeth.
a. When polishing facial and lingual surfaces of teeth, ____________
_________ are used.
b. When polishing proximal surfaces,___________ dental floss or tape is used.
c.
When polishing occlusal surfaces, _______________________ prophylaxis
brushes are used.
MD0513
3-39