1. Define the terms pathogenicity and local contributing actors. 2.Describe local etiologic actors that contribute to the retention and accumulation o microbial plaque bios lm. 3.Explain the meaning o...

1. Define the terms pathogenicity and local contributing actors. 2.Describe local etiologic actors that contribute to the retention and accumulation o microbial plaque bios lm. 3.Explain the meaning o the phrase “ pathogenicity o plaque biof lm.” 4. Identify and differentiate the location, composition, modes o attachment, mechanisms o mineralization, and pathologic potential o supra- and subgingival calculus deposits.