Hand-activated and mechanized instrumentation are equally effective in removing subgingival oral biofilm and dental calculus.The effort to remove endotoxin is also equal with hand-activated and mechanized instrumentation.

Question

Quizplus · Accepted Answer

The first statement is true because both hand-activated (manual) and mechanized (ultrasonic or sonic) instruments are effective in removing subgingival biofilm and calculus. However, the second statement is false because mechanized instrumentation, particularly ultrasonic devices, has been shown to be more effective in removing endotoxins from root surfaces compared to hand instruments.

Hand-Activated and Mechanized Instrumentation Are Equally Effective in Removing Subgingival