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Author Question: Bleaching agent(s) for enamel is (are) ____________. a. sodium perborate b. carbamide peroxide c. ... (Read 99 times)

MGLQZ

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on: Jun 25, 2018
Bleaching agent(s) for enamel is (are) ____________.
 a. sodium perborate
  b. carbamide peroxide
  c. hydrogen peroxide
  d. all of the above

Question 2

__________ bleaching in a nonvital tooth is a thick mixture of bleaching agent placed in the crown of the tooth, covered with temporary cement, and reappointed in 2 to 5 days.
 a. Gel
  b. Walking
  c. Power
  d. Assisted


bimper21

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

d
RATIONALE: Bleaching agents for enamel are sodium perborate, carbamide peroxide, and hydrogen peroxide.

Answer to Question 2

b
RATIONALE: Walking bleaching in a nonvital tooth is a thick mixture of bleaching agent placed in the crown of the tooth, covered with temporary cement, and reappointed in 2 to 5 days.


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MGLQZ

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Reply #2 on: Jun 25, 2018
Thank you


bimper21

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Reply #3 on: Jun 25, 2018
No problemo


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