Which of the following are design characteristics of an area-specific curet?1) Face is perpendicular to the lower shank2) Face offset at 70 degrees to lower shank3) One working cutting edge per working-end4) Two working cutting edges per working-end

A furcation probe has a curved, sharp working-end to reach into furcation areas. Maxillary molar teeth are usually trifurcated, including a palatal root.

To record the level of the free gingival margin, for gingival recession:

Ramsay is removing deposits from the facial aspect of a posterior sextant. What would be the advantage of using a Gracey 11/14 double-ended instrument for this task?

Thelma is using a Gracey 13 on the mesial surface of a mandibular molar. Which of the following are likely to occur from her instrumentation of the mesial surface?1) Ineffective calculus removal2) Effective calculus removal3) No tissue trauma4) Bleeding

Cybil wants to remove a small-sized deposit of calculus located 7 mm beneath the gingival margin. Which of the following instruments would be her best choice?

Which of the following correctly describes the character of the instrumentation strokes used for calculus removal with a universal curet?

Isabella is examining the working-end of a periodontal instrument. The instrument has a rounded toe, rounded back, and two cutting edges per working-end. What design classification is this instrument?

Which of the following correctly describes the type of lateral pressure used with a calculus removal stroke?

“Positioning the first 1 to 2 mm of the working-end’s lateral surface in contact with the tooth” is a definition for which of the following?