Similar questions:
The advantage of a posterior composite resin restoration when compared to amalgam is an immediate reduction in
post-operative sensitivity.NDEB released questions part 2 set 4
Amalgam is condensed in order to
1. adapt the amalgam to the cavity walls, floor and margins.
2. develop a uniform compact mass with minimum voids.
3. reduce excess mercury content.
4. overbuild the restoration to allow ‘carve back’ to eliminate the mercury-rich outer layer.
All of the above
NDEB released questions part 2 set 12
Which of the following would occur if a zinc containing amalgam is contaminated with saliva during condensing?
1. No change in compressive strength but lower tensile strength.
2. Increased expansion.
3. Reduced flow or creep.
4. Increased surface pitting
(2) and (4)
NDEB released questions part 2 set 14
Which of the following would occur if a zinc containing amalgam is contaminated with saliva during condensing?
1. No change in compressive strength but lower tensile strength.
2. Increased expansion.
3. Reduced flow or creep.
4. Increased surface pitting.
(2) and (4)
NDEB released questions set 6
Amalgam is condensed to
1. further break down the alloy particles.
2. force the alloy particles together.
3. complete the trituration process.
4. express excess mercury content.
(2) and (4)
NDEB released questions set 13
Which of the following would occur if a zinc containing amalgam is contaminated with saliva during condensing?
1. No change in compressive strength but lower tensile strength.
2. Increased expansion.
3. Reduced flow or creep.
4. Increased surface pitting.
(2) and (4)
Planets 31
Which of the following phases in the setting reaction of dental amalgam is weak and corrosion-prone?
2.Planets 28
Bevelling the enamel at the gingival cavosurface margin of a Class II cavity preparation for amalgam is
needed to remove unsupported enamel rods2014
Immediately after trituration, amalgam is what?
Soft and easily shapedAssist 6
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