What Should Be Done If the Margins of the Provisional

question 10

Multiple Choice

What should be done if the margins of the provisional are not adequate?

• A)Throw it away and start over.
• B)Additional material may be added at the inner aspect of the margin and then the provisional be reseated for setting.
• C)Since it is a temporary crown, the margins are not critical.
• D)Remove the material from the gingival embrasure space with a Hollenback instrument.

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Definitions:

Antibodies

Proteins produced by the immune system that recognize and neutralize foreign substances, such as bacteria and viruses.

Antigen

Any substance that causes the immune system to produce antibodies against it, which includes pathogens, foreign blood cells, and some toxins.

Chemical Barrier

A defense mechanism or physical substance that prevents or reduces the risk of infection or damage by biological or chemical agents.

Tears

Liquid produced by tear glands to lubricate, clean, and protect the eye surface, and can also be a response to emotions.