Questions and Answers
What is the function of the upper 1st premolar?
Tearing and grinding food
How many cusps do the maxillary premolars (bicuspids) have?
Two cusps (one buccal and one lingual)
What is the main difference between the 1st and 2nd premolar from the buccal view?
The 1st premolar has a sharp cusp assisting the canine, while the 2nd premolar has less sharp cusps assisting molars in grinding
When does the first evidence of calcification appear for the upper 1st premolar?
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How many lobes do the upper 1st premolar have?
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What is the function of the premolars?
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How many lobes do the lower 5 premolars have?
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What is the most significant difference between anterior and posterior teeth?
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When does the enamel of the upper 1st premolar complete?
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How many maxillary premolars are present in each quadrant?
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Premolars are also known as bicuspids because they have 2 cusps
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The upper 1st premolar has three buccal lobes and two lingual lobes
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The upper 1st premolar makes contact mesially with the distal surface of the canine and distally with the mesial surface of the 2nd premolar
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The upper 1st premolar is the first evidence of calcification at 13/4 years
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Study Notes
Premolars (Bicuspids) Characteristics
- Premolars, also known as bicuspids, have 2 cusps.
- The function of premolars is to aid in food grinding and crushing.
- The main difference between the 1st and 2nd premolar from the buccal view is not specified, but the upper 1st premolar has three buccal lobes and two lingual lobes.
- The upper 1st premolar has a specific contact pattern: mesially with the distal surface of the canine and distally with the mesial surface of the 2nd premolar.
Upper 1st Premolar Development
- The first evidence of calcification of the upper 1st premolar appears at 13/4 years.
- The enamel of the upper 1st premolar completes its development at a certain point (not specified).
Premolars Distribution
- There are 2 maxillary premolars in each quadrant.
- The lower 5 premolars have a specific number of lobes (not specified).
Teeth Comparison
- The most significant difference between anterior and posterior teeth is not specified.
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