Question

Differences between maxillary 1st and 2nd premolar

Answer 1

Mesial cusp ridges are longer than the distal cusp ridges. -2nd Promolers usually single rooted,maxillary 1st  usually has 2 roots. -the occlusal surface of maxillary  is more rectangular or oblong than the mandibular. ... 2nd premolars are the only premolar  root surface not likely to have a mid-root depression.

Answer 2

The first and the second premolar of maxillary part is different in their structural makeup.

Explanation:

• the second premolar teeth is usually larger than the first premolar. In addition to this the weight of the second premolar teeth is also greater than the first premolar. the root of the second premolar teeth is deeper than the first premolar.

• In addition to this the first premolar forms early year after the falling of the milk teeth , then the second premolar teeth forms after a gap of 2 to 4 years.

• The  strength of the second premolar tooth is also greater than the first premolar.

To know more about premolar teeth,

What is the function of molar and premolar teeth?

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