Why Is a Wooden Wedges Used in an Amalgam Restoration

question 4

Multiple Choice

Why is a wooden wedges used in an amalgam restoration?

• A)It holds the matrix band in place along the gingival margin of a class II preparation.
• B)It replaces the missing proximal wall or walls of a cavity preparation for a class II preparation.
• C)It maintains stability of a matrix band during condensation of a restorative material for a class II preparation.
• D)All of the above

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