When Magnetostrictive Ultrasonic Instrumentation Is Used, the Function of the Water

Multiple Choice

When magnetostrictive ultrasonic instrumentation is used, the function of the water that circulates through the handpiece and exits as a spray at the working end is which of the following?

A) To lubricate the moving parts of the handpiece
B) To cool the transducer and the tip
C) To stop bleeding
D) To destroy or disrupt bacteria
E) To aid in calculus removal