Podcast
Questions and Answers
What is the primary purpose of using larger files in root canal treatment?
What is the primary purpose of using larger files in root canal treatment?
- To reach the apex of the canal directly
- To remove all debris completely
- To flare the canal while using smaller instruments for confirmation (correct)
- To fill the canal with material
How is the working length of a root canal defined?
How is the working length of a root canal defined?
- It is set at the apex of the root
- It exceeds the radiographic length by 0.5 mm
- It is equal to the tooth's radiographic length
- It is typically 0.3 mm less than the radiographic length (correct)
What does instrument no. 40 refer to in endodontic practice?
What does instrument no. 40 refer to in endodontic practice?
- The difference in diameters at the two points
- The diameter of the instrument at the coronal end (correct)
- The combined diameter at both ends
- The diameter at the apical end
What is the main function of root canal sealer?
What is the main function of root canal sealer?
Which method is commonly used for the sterilization of gutta-percha?
Which method is commonly used for the sterilization of gutta-percha?
Flashcards
Recapitulation
Recapitulation
The process of widening the root canal using instruments of increasing size, often with smaller instruments used to confirm the working length in between.
Working Length
Working Length
The distance from the coronal opening of the root canal to the point where the instrument reaches the apex (tip) of the root.
Instrument Number (40)
Instrument Number (40)
Instrument number 40 refers to the diameter of the instrument at a specific point, measured in units of .01 mm.
Root Canal Sealer
Root Canal Sealer
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Discoloration
Discoloration
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