Which Type of Handpiece Uses a Latch Type Bur to Remove

question 5

Multiple Choice

Which type of handpiece uses a latch type bur to remove decay from a cavity preparation?

• A)High-speed handpiece
• B)Slow-speed prophy angle
• C)Slow-speed handpiece with a straight attachment
• D)Slow-speed handpiece with a contra-angle attachment

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Definitions:

Mitral Valve

A valve in the heart that lies between the left atrium and left ventricle, regulating blood flow and preventing backflow.

Circumflex Artery

An artery that curves around the heart muscle, supplying blood to the left atrium and the side and back of the left ventricle.

Anterior Interventricular Artery

An artery that supplies blood to the front of the interventricular septum and the adjacent walls of the two ventricles of the heart.

Right Coronary Artery

A coronary artery that supplies blood to the right side of the heart, including parts of the right atrium and ventricle.