Exam (elaborations)
EFDA Test 2 Questions and Answers 2024
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Exam of 3 pages for the course EFDA at EFDA (EFDA Test 2)
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EFDA Test 2Class II restorations are located on the - 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 - answer creep.
The Gamma phase of Amalgam that is the weakest phase is - answer named the tin-
mercury phase.
Bases and liners if needed will be placed on either the - 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 - 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 – answer Cavo surface margin.
When mixing an Amalgam capsule, remember that if the time was not long enough the
mix will be - 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 - answer(near) to the gingival
tissues.
Any restoration that includes the incisal edge is considered a Class - answerIV
restoration. (MLFI)
Amalgam when mixed properly should appear slightly - answerdull 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 -
answerincisal wall. On a posterior tooth the same area would be considered the
occlusal wall.
Class I cavity walls are: - answerMesial, Distal, Buccal, Lingual
An anterior incisor has a squared edge on the mesial side of the tooth and the distal
side has a - answermore rounded edge
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