Which is true regarding the use of an emergency locator transmitter (ELT)?

When packing a survival kit to have on board the airplane, you should include

A plastic blue sheath must be placed over the nozzle to perform air polishing on a dental implant. Air polishing with Aluminum Trihydroxide is safe when the nozzle is directed at a 90 degree angle to the occlusal amalgams.

Which of the following describes “hydrodynamic waves created by the intense swirling of fluid” when ultrasonic scalers are used within a periodontal pocket.

Magnetostrictive inserts are active on all surfaces. The most energy is generated on the lateral surfaces.

When scaling the lower anterior facials, the index finger of the non-dominant hand is placed in the labial vestibule for retraction of the lip. The ring finger of the dominant hand is placed on the index finger of the non-dominant for use as a fulcrum.  This describes which of the following fulcrum techniques?

Using the radiographs provided, crowns are present on which teeth?

The referral to a periodontist is made when it has been determined that the results from scaling and root planing have not provided the expected outcome. The ultimate decision to refer or not refer rest with the hygienist but is usually based on overall clinical findings.

Which of the following is/are true of the After Five Gracey Curets? Choose all that apply.

What is Genevieve’s Perio Grade Classification?