To remove air bubbles from automix final impression material:
A) allow the powder to settle into the water for about 30 seconds
B) extrude a small amount of unmixed material onto a gauze pad
C) place the mix on a vibrator platform until air bubbles rise to the surface
D) press the material down to the base of the tray and smooth the surface with a wet finger
Correct Answer:
Verified
Q25: Which step prepares a dental model for
Q26: Which material is elastic and reversible?
A) Zinc
Q27: Although the technique may vary, when one
Q28: After taking an alginate impression, the cast
Q29: Which tray produces a final impression and
Q31: Which final impression material has the longest
Q32: Fast-set alginate has a working time of
Q33: The art portion of the cast should
Q34: After seating and preparing the patient for
Q35: Gypsum should be mixed:
A) vigorously against the
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