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Questions and Answers
How many lobes do premolars have?
How many lobes do premolars have?
- Five lobes, two buccally and three lingually
- Three lobes, two buccally and one lingually
- Two lobes, one buccally and one lingually
- Four lobes, three buccally and one lingually (correct)
What is the geometric outline of the facial surface of maxillary first premolar?
What is the geometric outline of the facial surface of maxillary first premolar?
- Rectangular
- Circular
- Triangular
- Trapezoidal (correct)
What is the function of premolars?
What is the function of premolars?
- Mastication (tearing & grinding) and esthetics (correct)
- Speech only
- Growth of the jaws only
- Enamel organ appearance
Where are the contact areas located on the facial surface of premolars?
Where are the contact areas located on the facial surface of premolars?
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How many roots does the maxillary first premolar typically have?
How many roots does the maxillary first premolar typically have?
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