Which of the Following Features Help with Distinguishing a Right

question 12

Multiple Choice

Which of the following features help with distinguishing a right permanent mandibular first premolar from a left?

• A) The mesial cusp slope of the buccal cusp is shorter than the distal cusp slope.
• B) The cementoenamel curvature is more occlusal on the distal surface.
• C) The mesiolingual groove can be seen near the buccal margin.
• D) The mesial marginal ridge is nearly perpendicular to the transverse ridge angulation at a more cervical level.

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