Premolars Flashcards
man or max have a more prominent buccal ridge?
Max
Max or man have a distal tilt relative to root?
man has slight distal tilt due to greater distal bulge
Max or man have more difference between heights of buccal or lingual cusps?
Mand (especially firsts)
Man or max has a centra groove centered over root?
Max. (Man has buccal cusp tip over root due to lingual tilt)
Max or man has a shorter lingual cusp in relation to buccal?
man lingual cusp is much shorter than buccal
crown shape of max?
oval or rectangular, wider faciolingually
crown shape of mand?
square or round
maxillary first premolar is unique how
for mesio-marginal ridge groove that spills onto occlusal and proximal surface
mandibular second premolar has no root groove on the
mesial side
What premolar is most likely to have a bifurcated root?
maxillary first premolar
Like permanent molars, maxillary primary molars tend to be widest in what direction?
Bucco-lingually
Like permanent molars, mandibular primary molars tend to be widest in what direction?
Mesiodistally
Cusp of Carabelli may be found on what primary tooth?
maxillary primary second molar
primary mandibular first molar resembles?
NO OTHER TOOTH
Primary second molars are most similar in shape to what permanent tooth?
Permanent 1st molars
