Which statement(s) is true of 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 these statements are true.

Question

Quizplus · Accepted Answer

All of these statements are true. It is important to place the retraction cord carefully without damaging the surrounding gingival tissues. Both the placement and removal of the cord are expanded functions that can be performed by a dental assistant trained in expanded functions. Typically, the operator removes the cord while the assistant prepares the impression material.

Which Statement(s) Is True of Packing Retraction Cord