Which Statement Is Not True Concerning Ultrasonic Scalers

question 18

Multiple Choice

Which statement is not true concerning ultrasonic scalers?

• A)The spray of water at the tip of the ultrasonic scaler prevents the tip from getting too hot and continuously flushes debris and bacteria from the pocket.
• B)The ultrasonic scaler is used to remove only supragingival calculus and difficult stain.
• C)The ultrasonic scaler may damage porcelain crowns, composite resins, and laminate veneers.
• D)The ultrasonic scaler should not be used on primary teeth or newly erupted permanent teeth.

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Definitions:

Padrone

An employment broker or agent, often used historically to refer to one who exploited Italian and other immigrants in the United States by controlling their employment and living conditions.

Unskilled Workers

Individuals employed in a job that requires minimal training or education, often performing manual or menial tasks.

Nineteenth-Century Immigrants

Refers to the large waves of immigrants who moved to the United States during the 19th century, many of whom were escaping famine, religious persecution, and economic hardship in their home countries.

Agricultural Areas

Regions primarily engaged in the production of food, feed, fiber, and other agricultural products through farming activities.