Figure 6-2. - NAVMED 6600/2 (Back page).
become loose (mobile). The dentist tests each tooth for mobility by using the handles of two mirrors to push it in a facial-lingual direction and pressing on the occlusal or incisal surface. A scale of one to three (I, II, and III) is used to describe and record mobility.
Class I - Slightly greater than normal
Class II - Moderate mobility (within lmm of total movement)
Class III - Extensive mobility (greater than lmm in all directions or depressible)
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