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  • Shape of the access cavity for mandibular 1st molar with ...
Multiple choice

Shape of the access cavity for mandibular 1st molar with four canals is:

  1. triangular

  2. trapezoid

  3. oval

  4. round

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Four canals in mandibular first molar will be - mesiobuccal, mesiolingual in the mesial root and distobuccal, distolingual in the distal root.

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