The Use of the Ultrasonic Scaler Is Either Contraindicated or to Be

question 17

Multiple Choice

The use of the ultrasonic scaler is either contraindicated or to be used cautiously with many lung diseases due to the possibility of pathogens found in bacterial plaque and periodontal pockets possibly being aspirated into the lungs.

• A) Both the statement and the reason are correct, and they are related.
• B) Both the statement and the reason are correct, but they are not related.
• C) The statement is correct, but the reason is not.
• D) The statement is not correct, but the reason is correct.
• E) Neither the statement nor the reason is correct.

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