Ch 6. Dental Radiology Equipment

No federal standards existed for dental x-ray machines manufactured before the year:

• 1954

• 1964

• 1974

• 1984

Dental receptors placed inside the mouth are termed:

• intraoral

• extraoral

• occlusal

• all of the answers are correct

The component part of the dental x-ray machine that contains the x-ray tube is termed:

• control panel

• tubehead

• extension arm

• console

The component part of the dental x-ray machine that allows movement and positioning of the tubehead is termed the:

• control panel

• extension arm

• console

• position-indicating device

The dental radiographer can regulate the x-ray beam (kilovoltage, milliamperage, time) through the use of the:

• control panel

• extension arm

• tubehead

• PID

An instrument that is used to help the dental radiographer position the the PID in relation to the tooth and receptor is the:

• receptor holder

• beam alignment device

• collimating device

• none of the answers are correct

Answer explanation

A beam alignment device is an instrument used to help the radiographer position the PID in relation to the tooth and film. Examples are the Rinn XCP devices.

A device that is used to stabilize an intraoral receptor is termed:

• beam alignment

• collimator

• receptor holder

• none of the answers are correct

Which one is used to restrict the size of the x-ray beam to the size of an intraoral receptor?

• collimating device

• receptor holder

• beam alignment device

• none of the answers are correct

The federal government dictates how dental equipment is used.

• True

• False

State and local governments dictate codes that pertain to the use of dental x-ray equipment.

• True

• False