In Which of the Following Ways Could an Ultrasonic Working

question 16

Multiple Choice

In which of the following ways could an ultrasonic working end cause an undesirable surface alteration?

• A) Power setting is too low.
• B) Water spray is too great.
• C) Point is adapted to the tooth.
• D) Light pressure is used on the tooth.
• E) The tooth to working end angulation is less than 15 degrees.

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Definitions:

Rheumatism

broadly refers to various painful medical conditions affecting joints, muscles, and connective tissues.

Voluntary

Actions or movements performed by an individual consciously and under control, such as walking or writing.

Skeletal Muscles

Muscles attached to bones that are responsible for voluntary movements of the body.

Muscle Biopsy

A procedure that involves taking a small sample of muscle tissue for examination to diagnose diseases of the muscle.