1. “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?
A. Insertion
B. Angulation
C. Parallelism
D. Adaptation
Answer: D
Subject: Module 14: Technique Essentials: Supragingival Calculus Removal
2. “The relationship between the face of a calculus removal instrument and the tooth surface to
which it is applied” is a definition for which of the following?
A. Insertion
B. Angulation
C. Adaptation
D. Parallelism
Answer: B
Subject: Module 14: Technique Essentials: Supragingival Calculus Removal
3. Which of the following statements about angulation is true?
A. The face-to-tooth surface angulation for supragingival calculus removal is between 45 and 60
degrees.
Copyright © 2016 by Jones & Bartlett Learning, LLC, an Ascend Learning Company 14-1
, B. The face-to-tooth surface angulation for supragingival calculus removal is between 45 and 90
degrees.
C. The face-to-tooth surface angulation for supragingival calculus removal is between 60 and 70
degrees.
D. The face-to-tooth surface angulation for supragingival calculus removal is between 40 and 95
degrees.
Answer: B
Subject: Module 14: Technique Essentials: Supragingival Calculus Removal
4. Pinch pressure refers to the force applied to the fulcrum finger. Lateral pressure should be
applied between instrumentation strokes.
A. Both statements are true.
B. Both statements are false.
C. The first statement is true; the second statement is false.
D. The first statement is false; the second statement is true.
Answer: B
Subject: Module 14: Technique Essentials: Supragingival Calculus Removal
5. For successful instrumentation, correct angulation of the working-end must be maintained
throughout the instrumentation stroke. Incorrect angulation can result in a burnished calculus
deposit.
A. Both statements are true.
B. Both statements are false.
C. The first statement is true; the second statement is false.
D. The first statement is false; the second statement is true.
Answer: A
Subject: Module 14: Technique Essentials: Supragingival Calculus Removal
Copyright © 2016 by Jones & Bartlett Learning, LLC, an Ascend Learning Company 14-2