Exam 6: Burs and Rotary Attachments for Handpieces

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Which of the following would you select if the dentist requested a No. 330 bur?

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C

Identify the number of the bur that has tapered sides with horizontal cutting edges.

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D

Which type of diamond bur is used to reduce a tooth for a crown preparation when a square shoulder is needed?

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D

Which of the following are parts of a bur?

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Which bur forms angles and retention grooves in the walls of a cavity preparation?

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Darker grit on a composite disc indicates the disc is _______.

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A bur with a latch at the end of the shank fits into which type of handpiece?

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Which type of bur is a No. 57?

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The rotation instrument designed to contour a composite restoration is a

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What does the notation "L" following a bur number indicate?

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A friction grip bur fits into which type of handpiece?

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Which of the following burs has parallel sides without horizontal cutting edges?

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Which of the following is a tapered fissure-plain cut bur?

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Which of the following is used to polish restorations, amalgam, composite, and gold?

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What type of bur is a No. 556?

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Which type of diamond bur is used for a crown preparation when subgingival margins are needed?

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Which type of diamond bur is used to reduce a tooth for a crown preparation on the lingual aspect of anterior teeth and for bulk reduction of incisal edges?

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Which of the following is not a function of a finishing bur?

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Which type of diamond bur is used to reduce a tooth for a crown preparation when parallel walls and flat floors are needed for the restoration?

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When the dentist requests a No. 701 bur for a cavity preparation, what type of bur would you place in the handpiece?

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