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Dental Bleaching Agents Effects Quiz

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Questions and Answers

What is the main cause of tooth sensitivity after using in-office bleaching technique with H2O2 and heat?

Decrease in enamel hardness

Penetration of the bleaching agent into enamel and dentine (correct)

Effect on composite fillings

Effect on pulp

What effect do bleaching agents have on enamel hardness?

Restore enamel hardness

Increase enamel hardness

No effect on enamel hardness

Decrease enamel hardness (correct)

What may happen when the bleaching agent penetrates the enamel and dentine?

External cervical resorption

Cervical resorption

Surface roughening of the restoration

Transient reduction in pulpal blood flow (correct)

What happens to composite fillings after bleaching?

<p>Surface roughening of the restoration</p> Signup and view all the answers

What condition may occur when using H2O2 of more than 30% concentration during bleaching?

<p>External cervical resorption</p> Signup and view all the answers

Dental Bleaching Agents Effects Quiz

Choose a study mode

Podcast

Questions and Answers

What is the main cause of tooth sensitivity after using in-office bleaching technique with H2O2 and heat?

What effect do bleaching agents have on enamel hardness?

What may happen when the bleaching agent penetrates the enamel and dentine?

What happens to composite fillings after bleaching?

What condition may occur when using H2O2 of more than 30% concentration during bleaching?

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