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Author Question: For a coronal polish, use a ____________. a. high-speed handpiece b. low-speed handpiece with a ... (Read 80 times)

ashley

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on: Jun 25, 2018
For a coronal polish, use a ____________.
 a. high-speed handpiece
  b. low-speed handpiece with a prophy angle attachment
  c. low-speed handpiece with no attachment
  d. any of the above

Question 2

Which of the following decreases the rate of abrasion?
  1 . Use of a dry abrasive.
  2 . Use a firm pressure.
  3 . Increase the speed of the handpiece.
  4 . Use a lot of abrasive material.
  5 . Use of a small grit abrasive material.
 a. 1, 2, 3, 4, 5
  b. 1, 2, 4, 5
  c. 5 only
  d. 1 only


whitcassie

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Reply #1 on: Jun 25, 2018
Answer to Question 1

b
RATIONALE: For a coronal polish, use a low-speed handpiece with a prophy angle attachment.

Answer to Question 2

c
RATIONALE: Use of a small grit abrasive material decreases the rate of abrasion.


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