Morphology Flashcards
What is a transverse ridge?
The union between a buccal and lingual triangular ridge on a posterior tooth
Where can the oblique ridge of a tooth found?
On maxillary molars Between the triangular ridge of of the distobuccal cusp and the distal cusp ridge of the mesiolingual cusp.
Where are triangular fossae found?
Adjacent to the marginal ridges of posterior teeth (mesial and distal.)
On which teeth is a central fossa found?
Molars and mandibular second premolars.
Which tooth has five cusps?
Mandibular first molars
What are some differences between first and second maxillary premolars?
2nd premolars are rounder in appearance, facial surface is slightly smaller, lingual surface only slightly shorter than facial, facial and lingual portions of occlusal surfaces more equal in size
Which premolars commonly has a bifurcated root?
Maxillary 1
A triangular ridge descends from the cusp tip to:
The central part of occlusal surface.
