10 Questions
What is the range of the Location of CDJ from the anatomic apex?
0.5 - 3 mm
Which structure is referred to as B in the text?
Apical constriction
What is the significance of the Working Length in root canal treatment?
Determines how far into the canal instruments can be placed and worked
What are the consequences of overextended Working Length according to the text?
Overfilling of root canal
Which method is NOT listed as a Non-Radiographic Method for determining working length?
Cone beam computed radiography
What is the definition of working length in endodontics?
The distance from the coronal reference point to the tip or end of the root
Where is the reference point for working length measurement located?
Incisal edge of anterior teeth and buccal cusp of posterior teeth
What is the difference between the anatomic apex and the radiographic apex?
Anatomic apex is morphologically determined, while radiographic apex is determined radiographically
What does the apical constriction refer to in endodontics?
The narrowest diameter at the apical portion of the root canal
Where is the cementodentinal junction located?
At or near the apex of the tooth
Learn about the meaning and significance of working length in endodontics, different methods of estimation, and the advantages and disadvantages of these methods. Explore the definition of working length as the distance from a coronal reference point to the termination point for canal preparation and obturation.
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