17 Questions
What is the shape of the crown from the buccal aspect?
Trapezoidal
What is the shape of the lingual cusp?
Spheroidal
What is the characteristic of the buccal surface of the crown?
Convex
What is the direction of the mesial slope of the cusp?
Straight
What is the characteristic of the distal contact area?
Broader than the mesial contact area
What is the shape of the apex of the lingual root?
Blunt
What is the shape of the occlusal surface of the maxillary second premolar?
Rounded or oval
What is the characteristic of the central developmental groove of the maxillary second premolar?
It is shorter and more irregular
What is the characteristic of the buccal cusp of the maxillary second premolar compared to the first premolar?
It is shorter and more rounded
What is the characteristic of the lingual cusp of the maxillary second premolar compared to the buccal cusp?
It is more nearly as large as the buccal cusp
What is the characteristic of the mesial and distal surfaces of the maxillary second premolar?
They are rounded
What is the characteristic of the bucco-lingual dimension of the maxillary second premolar?
It is much greater than the mesio-distal dimension
What is the shape of the lingual cusp compared to the buccal cusp?
It is sharper and more pointed
How many developmental grooves are found in the mesial and distal triangular fossae?
Two
What is the characteristic of the root of the maxillary second premolar?
It has a single root
What is the height of the buccal and lingual cusps in the maxillary second premolar?
The buccal and lingual cusps are equal in height
What is the characteristic of the mesial surface of the maxillary second premolar?
It has no developmental depression
This quiz covers the characteristics of the buccal aspect of teeth, including the shape of the crown, mesial and distal outlines, and contact areas.
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