Ultrasonic instruments with thin tip design have been shown to be safe and effective in debridement of calculus, biofilm, and endotoxins fro root surface within 4 to 7 mm pockets.  Thin ultrasonic tips are only slightly larger than hand-activitated curets. 

Correct adaptation is when the working end of an insert is positioned to conform to the morphology of the tooth surface.  When correctly adapted, the entire length of the insert will be in contact with the root surface. 

All of the following systemic client conditions contraindicate the use of air polishing except:

After the active phase of periodontal treament is completed, the patient’s needs are assessed and timed intervals for which procedure are planned? 

The dentinal hygienist  may recommend rreplacing a tooth brush for all of the following indications  EXCEPT one.  Which one is the eXCEPTION?   

The most important criteria for insert selection for debridement is: 

The system such as ORA, which facilitates the inclusion of multiple aspects of patient information in a concise and structured manner can be used to: 

For a pateint who is classifies as being at moderate to extreme risk for caries, all of the following are recommended risk-reduction and treamtent strategic EXCEPT one.  Which one is the EXCEPTION?  

Whcih of the following are true with regard to the aging patient, EXCEPT one.  Which one is the EXCEPTION? 

Which of the following should not be used when retrieving the broken tip of a working end from the mouth?