All of the Following Methods Inhibit the Formation of Biofilm

question 50

Multiple Choice

All of the following methods inhibit the formation of biofilm in dental unit waterlines (DUWLs) EXCEPT one. Which one is the EXCEPTION?

• A)Flushing waterlines for 2 minutes
• B)Independent water reservoir
• C)Chemical disinfection of waterlines
• D)Sterile water delivery systems

---

Definitions:

Proposition

A declaration that signifies an opinion or judgment.

Contrary Propositions

Statements that cannot both be true at the same time, though they can both be false.

Subalternates

Subalternates in logic refer to propositions that are related in a hierarchy where one proposition is subordinate to another in terms of its breadth of applicability.

Truth

Conformity to fact or reality; accuracy and honesty in action and speech.