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Furcation class where the root trunk can be felt with the probe tip but cannot enter into the furcation area? Class I
Furcation class where the probe partially enters the furcation but does not pass completely through? Class II
Furcation class with through and through involvement but cannot be seen clinically? Class III
Furcation class with through and through involvement and can also be seen clinically due to recession? Class IV
There are four classifications of furcations? With class III, there is severe bone loss with recession and the Nabers probe can pass between the roots? The first statement is TRUE. the second statement is FALSE.
Created by: hygiene13