5 Questions
What is a characteristic of the buccal roots of the maxillary second molar?
They are parallel and inclined distally more than the maxillary first molar
What is the length of the buccal roots of the maxillary second molar?
11mm
What can be said about the fifth cusp in the maxillary second molar?
It is absent
How does the length of the palatal root of the maxillary second molar compare to the buccal roots?
It is about 1mm longer than the buccal roots
Where is the apex of the lingual root of the maxillary second molar located?
In the line with the distolingual cusp tip
Study Notes
Buccal Aspect
- The crown is shorter and narrower mesiodistally compared to the first molar.
- The distobuccal cusp is smaller in size.
- The buccal roots are 1mm shorter than the buccal roots of the first molar (11mm).
- The buccal roots are parallel and inclined distally more than the maxillary first molar.
Lingual Aspect
- The distolingual cusp is smaller than in the maxillary first molar.
- The fifth cusp is absent.
- The apex of the lingual root is aligned with the distolingual cusp tip.
This quiz covers the characteristics of the upper second molar, including its shape, size, and root structure. It compares the features of the upper second molar to the upper first molar.
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