Which Statement Is Correct When Packing Retraction Cord

question 18

Multiple Choice

Which statement is correct when packing retraction cord?

• A)It is important to place the retraction cord into the sulcus without damaging the surrounding gingival tissues.
• B)The placement and removal of gingival retraction cord are expanded functions and may be performed by a dental assistant trained in expanded functions.
• C)Generally, the operator removes the cord while the assistant prepares the impression material.
• D)All of the above are correct.

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