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Atlas occlusion diagnosis by bruxchecker

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VI. Basic concept of Functional Occlusion<br />

3. Intercuspation of the first molar -- 1<br />

The first molar erupts earliest in the permanent dentition, and plays an<br />

important role in maintaining the occlusal support and the mandibular position.<br />

The mesio-lingual cusp of the upper first molar and the disto-buccal cusp of<br />

the lower first molar are the largest cusps in the whole dentition.Occlusal<br />

support and the stability of the mandibular position are maintained <strong>by</strong> their<br />

e n g a g e m e n t ( o c c l u s i o n ) .<br />

-9 -

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