ADEX Dental Hygiene Exam Prep - Question List

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11. What instrument has a fine, flexible, wire-like working-end?
  1. Dental mirror
  2. Probes
  3. Explorer
  4. Shepherd hook
12. What instrument has two cutting edges that meet in a point?
  1. Dental mirror
  2. Probes
  3. Explorer
  4. Sickle scaler
13. What instrument has two cutting edges that converge in a rounded toe?
  1. Universal curet
  2. Probes
  3. Explorer
  4. Sickle scaler
14. What instrument is limited to use on the enamel surfaces and the outer surface of a calculus deposit?
  1. Universal curet
  2. Periodontal file
  3. Explorer
  4. Sickle scaler
15. What is the relationship between the face of a calculus removal instrument and the tooth surface to which the working-end is applied?
  1. Adaptation
  2. Angulation
  3. Activation
  4. Sickle scaler

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