The working end of the instrument is positioned by placing 1–2 mm of the tip or toe in contact with the tooth between 60-80°. This describes which of the following terms?

An instrument used on the distal surface of a posterior tooth would have a/an:

The most common positioning error made by clinicians during instrumentation is _____.

An instrument designed for supragingival use on the mesial surface of a posterior tooth would have a:  

What tooth surface(s) is not treated by the Gracey 1/2 for an anterior tooth?

Marta is examining the working-end of a treatment instrument. The instrument has a rounded toe, rounded back, and one cutting edge that is lower than the other lateral surface. What design classification is this instrument?

What tooth surface(s) is not treated by the Gracey 11/12 or Gracey 15/16 curet?

Place the following statements in the appropriate sequential order for the placement of the mirror for #26 DF.  In your answer, please put a comma between the numbers. Place the fulcrum for the mirror to retract the lip Place the light in a perpendicular position The operator sits in the 8:00 position for a right-handed clinician or 12:00 for a left-handed clinician Direct patients head towards the operator Ask patient to open

Assume your instrument set contains the following selection of area-specific curets. Which area-specific curet should not be used on the facial surface of a maxillary molar?

The more posterior the tooth, the more angulated a shank must be. The mesial surface of a molar is less accessible than the distal surface.