Table 1.

Definition and classification of active site by visual examination.

Active Site	Mandibular Movement	Food Stay	How to Crush
Teeth–teeth	Cycle toward right or leftfor mastication	On teeth	By occlusion between maxillary and mandibular residual or artificial teeth
Teeth–ridge	Cycle toward right or left	On teeth or ridge	Between the maxillary or mandibular residual or artificial teeth and residual ridge in the opposing arch
Ridge–ridge	Cycle toward right or left	On ridge	Between the maxillary and mandibular ridges
Tongue	Cycle or up and down	On tongue	By pressing the test food between the tongue and palate