Distal contact of upper first premolar is________________?
Correct answer: B. A and B
- A. Lower than mesial contact area
- B. A and B
- C. Higher than mesial contact area
- D. Little cervical to junction of occlusal and middle third of crown
Explanation
On the maxillary first premolar, the distal contact is positioned more cervically than the mesial contact and lies slightly cervical to the occlusal-middle third junction. Both statements A and B are therefore correct.
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