When using elastomers,which of the following should be blocked out with utility wax to prevent the impression material from locking under them and preventing removal of the impression tray?
1) Undercuts around bridge pontics
2) Open embrasures around periodontally involved teeth
3) Fixed implant fixtures
4) Hamular notch
A) 1,2,3,4
B) 1,2,3
C) 2,3,4
D) 1,3,4
Correct Answer:
Verified
Q2: For a maxillary alginate impression,the operator stands
Q3: Which of the following disinfectants are compatible
Q4: The temperature at which the hydrocolloid liquefies
Q5: Mixed alginate should be loaded into the
Q6: Containers of alginate such as cans or
Q7: _ gloves should be used when mixing
Q8: What is occurring when an alginate impression
Q9: The completed impression forms a _ reproduction
Q10: Which of the following is an elastic
Q11: Some practitioners use a specially formulated addition
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