Dental Anatomy: Maxillary 1st Molar Root Canal Anatomy
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Questions and Answers

What distinguishes the distal aspect from the mesial aspect of a tooth?

  • The distal marginal ridge is more occlusally located. (correct)
  • The contact area is broader and located at the occlusal third.
  • The crown converges mesially.
  • The three roots are not visible.

    • Which cusp is the largest in size according to the text?

  • DB
  • ML (correct)
  • DL
  • MB

    • What shape does the occlusal aspect B of a tooth have, based on the text?

  • Rectangular
  • Square
  • Rhomboidal (correct)
  • Circular

    • What is the distinguishing feature of the lingual outline compared to the buccal outline in a tooth?

    <p>Lingual outline is longer than the buccal outline.</p> Signup and view all the answers

    What connects the ML cusp and DB cusp in a tooth's occlusal aspect?

    <p>Oblique ridge</p> Signup and view all the answers

    Where is the central fossa located on a tooth's occlusal aspect?

    <p>Roughly triangular and mesial to the oblique ridge</p> Signup and view all the answers

    Which groove originates in the central fossa of a tooth and extends distally towards the DTF?

    <p>Central dev.groove</p> Signup and view all the answers

    How many major fossae are present on a tooth based on the text description?

    <p>Two major fossae</p> Signup and view all the answers

    Where is the tubercle of Carabelli situated in relation to cusps on a tooth?

    <p>On ML cusp</p> Signup and view all the answers

    What divides the buccal cusps on a tooth according to the text?

    <p>Buccal dev.groove</p> Signup and view all the answers

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