Similar questions:
Which of the following is an acceptable means to obtain the gingival retraction that isneeded when using an elastomeric impression material for making a final impression in fixed prosthodontics?
1. Electrosurgery.
2. A moist retraction cord.
3. A copper band that is removed when the impression is made.
4. Using a heavy body material in the impression tray.
(1) (2) (3)
NDEB released questions set 10
Which of the following is/are (an) acceptable mean(s) to obtain the gingival retraction that is needed when using an elastomeric impression material for making a final impression in fixed prosthodontics?
1. Electrosurgery.
2. A moist retraction cord.
3. A copper band that is removed when the impression is made.
4. Using a heavy body material in the impression tray.
All of the above.
Planets 27
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