EFDA Test 2 Exam Questions &
Answers (Grade A+)
Class II restorations are located on the -
correct answer ✅proximal surfaces (in between the teeth) of
posterior teeth.
An Amalgam restoration can change over a period of time. Slow
flow or movement is known as -
correct answer ✅creep.
The Gamma phase of Amalgam that is the weakest phase is -
correct answer ✅named the tin-mercury phase.
Bases and liners if needed will be placed on either the -
correct answer ✅pulpal floor or the axial wall
Calcium hydroxide has poor compressive strength, and that is why
it is no longer the liner of choice to cover the -
correct answer ✅entire floor of the prep.
Where the tooth and the filling meet is the junction of the two
walls and is considered to be the -
correct answer ✅cavosurface margin.
, EFDA Test 2 Exam Questions &
Answers (Grade A+)
When mixing an Amalgam capsule, remember that if the time was
not long enough the mix will be -
correct answer ✅dry and crumbly and if the time was too long the
mix will be too soft and shiny.
The gingival floor of a class Il preparation is adjacent to -
correct answer ✅(near) to the gingival tissues.
Any restoration that includes the incisal edge is considered a Class -
correct answer ✅IV restoration. (MLFI)
Amalgam when mixed properly should appear slightly -
correct answer ✅dull in appearance not dry and grainy and should
hold together without crumbling.
The wall on an anterior tooth closest to the incisal edge is
considered to be the -
correct answer ✅incisal wall. On a posterior tooth the same area
would be considered the occlusal wall.
Class I cavity walls are: -
correct answer ✅Mesial, Distal, Buccal, Lingual
Answers (Grade A+)
Class II restorations are located on the -
correct answer ✅proximal surfaces (in between the teeth) of
posterior teeth.
An Amalgam restoration can change over a period of time. Slow
flow or movement is known as -
correct answer ✅creep.
The Gamma phase of Amalgam that is the weakest phase is -
correct answer ✅named the tin-mercury phase.
Bases and liners if needed will be placed on either the -
correct answer ✅pulpal floor or the axial wall
Calcium hydroxide has poor compressive strength, and that is why
it is no longer the liner of choice to cover the -
correct answer ✅entire floor of the prep.
Where the tooth and the filling meet is the junction of the two
walls and is considered to be the -
correct answer ✅cavosurface margin.
, EFDA Test 2 Exam Questions &
Answers (Grade A+)
When mixing an Amalgam capsule, remember that if the time was
not long enough the mix will be -
correct answer ✅dry and crumbly and if the time was too long the
mix will be too soft and shiny.
The gingival floor of a class Il preparation is adjacent to -
correct answer ✅(near) to the gingival tissues.
Any restoration that includes the incisal edge is considered a Class -
correct answer ✅IV restoration. (MLFI)
Amalgam when mixed properly should appear slightly -
correct answer ✅dull in appearance not dry and grainy and should
hold together without crumbling.
The wall on an anterior tooth closest to the incisal edge is
considered to be the -
correct answer ✅incisal wall. On a posterior tooth the same area
would be considered the occlusal wall.
Class I cavity walls are: -
correct answer ✅Mesial, Distal, Buccal, Lingual
