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Coronal Leakage Prevention in Endodontics

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Coronal Leakage Prevention in Endodontics

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Questions and Answers

In endodontics, what does overfilling refer to?

Extrusion of filling material beyond the apical foramen without achieving apical seal

Total obturation of the root canal space with excess material beyond the apical foramen (correct)

Canals filled to the apical junction without coinciding with the cementodentinal junction

Incomplete filling of the canal space with voids left for recontamination

What is the purpose of the first dimensional seal in endodontic treatment?

To block influx of water and nutrients

To establish a barrier to the passage of microorganisms

To entomb surviving microbes (correct)

To obturate the canal space

What is the main purpose of obturating a root canal in endodontic treatment?

To achieve total obliteration of canal space (correct)

To eliminate excess tooth structure

To create a radiographic appearance of a dense filling

To achieve a continuously tapering funnel preparation

What is the significance of length control in endodontic obturation?

Relates to extrusion of materials Signup and view all the answers

Why is underfilling undesirable in endodontic treatment?

Leaves voids for recontamination or infection Signup and view all the answers

What should be reflected by an obturated root canal shape according to endodontic objectives?

Same shape as the root morphology Signup and view all the answers

What is the specific learning objective related to root canal obturation?

Knowing the different obturation techniques Signup and view all the answers

What is the main reason for obtaining a well-filled root canal system?

To create a biologic environment for tissue healing Signup and view all the answers

According to the American Association of Endodontics, what does obturation involve?

Filling the entire root canal system in three dimensions Signup and view all the answers

Which factor is NOT mentioned as a basis for the success of endodontic treatment?

Use of temporary filling material Signup and view all the answers

What is the definition of obturation according to the American Association of Endodontics?

Filling the entire root canal system in three dimensions near the cemento-dentinal junction Signup and view all the answers

What is the purpose of well-filled root canals as part of endodontic treatment?

To prevent periapical exudate from entering the root canal space Signup and view all the answers