Flashcards in Development of Occlusion Deck (11):
oclussion is determined by?
eruption sequence, jaw growth, and muscular development
balance between tongue and facial muscles (max slightly more facial than mandible)
Is max or mand more facial in faciolingual alignment
max slightly more facial than mandible
occlusal plane established with eruption of the deciduous 2nd morlars ar?
2 1/2 years
at 3 years, the deciduous roots are?
How many opposing teeth do primary teeth make contact with?
only ONE opposing tooth
_______ form between teeth after 3 years, and at 6 years, the permanent molars erupt and start to close theses spaces.
the permanent mandibular first molar is usually _____ to the maxillary first molar
what is mesial step?
the permanent mandibular first molar is usually mesial to the maxillary first molar
what is flush terminal plane?
a flush terminal plane s formed in some cases and in others a 'distal step' is formed