Which Statement Is Correct Concerning Wedges

question 10

Multiple Choice

Which statement is correct concerning wedges?

• A)A wedge is used to apply pressure to the apical and gingival walls of the preparation.
• B)The wedge presses the band against the tooth, causing a slight separation of the teeth.
• C)The most commonly used type of wedge is the rounded plastic form.
• D)Both a and b are correct statements.

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Definitions:

Tertiary Amine

An amine in which the nitrogen atom is connected to three alkyl or aryl groups, often characterized by strong bases and found in various organic compounds.

Compound

A substance formed from two or more chemical elements that have bonded together.

Secondary Amine

An amine where the nitrogen atom is bonded to two alkyl or aryl groups and one hydrogen atom.

Compounds

Substances formed from two or more chemical elements, held together by chemical bonds.