When using the ultrasonic unit, correct cable management helps reduce the overall weight of the handpiece in the hand of the clinician.   Methods for effective cable management include loosely wrapping the cable over the wrist. 

Cassidy, a 20-year-old girl, is a Mormon. Her faith does not allow her to consume liquor, tobacco, coffee, tea, or illegal drugs. The given scenario is an examples of:

Extrinsic (exogenous) stains can be removed gy the rubber cup polishing.  Instrinsic (endogenous) stains cannot be removed by rubber cup polishing but can be removed by air polishing. 

Supportive cae is cyclical in nature.  Which of the following items places the sequence of supportive care elements in the correct order?

On an electronically powered instrumetn tip, which of the surfaces is recommended for adaptation to the tooth surface with all sonic, piezoelectric, and magnetoscrictive ultraonsic instruments? 

On a powered instrument tip, which of the surfaces produced the greatest amount of energy? 

How should the nozzle tip of an air-polishing device be positioned for occlusal surfaces?

The active tipe of a magnetostrictive instrumetn tip vibrates in a(an) ______________pattern. 

Medical histories should be updated: 

When adapted appropriately, thin ultrasonic tips provide excellent opportunities for access to root concavities and furcations areas.  The fluid lavage produced by ultrasonic instruments will disrupt unattached subgingival bacterial biofilm from the sulcus of pocket space.