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ODU Dental Radiation Safety Certification questions with correct answers.
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ODU Dental Radiation Safety Certification questions with correct answers.
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ODU Dental Radiation Safety Certification questionswith correct answers
Who discovered x-rays? Correct Answer-Roentgen
Who is considered the first Radiology Instructor? Correct Answer-Raper
Who utilized a procedure as "setting the tubes"? Correct Answer-Kells
What is William H. Rollins known for? Correct Answer-First to publish
radiation exposure warnings
What is the prototype (model) of the tube used in today's x-ray
machines? Correct Answer-Coolidge Tube
What does "fast film" mean? Correct Answer-Requires *less*
*radiation* to *produce* an *image*
The process by which radiant energy removes an orbital electron from
an atom is called______? Correct Answer-ionization
What type of radiation are dental x-rays? Correct Answer-EM
(Electromagnetic)
Which source of radiation do x-rays fall under? Correct Answer-
artificial (man-made)
, List characteristics of x-radiation: Correct Answer-1.) Invisible
2.) Have NO: mass, weight, or electrical charge
3.) Travel in: waves of short length & high frequency, straight lines, at
speed of light (186,000 miles/sec)
4.) Particle concept: photons
5.) Wave concept: velocity, wavelength, and frequency
6.) Cause: ionization, fluorescence of certain chemicals, biological
changes through process of ionization
7.) Effect: film emulsion
8.) Diverge: from point of origin; cannot be focused to a point
The component of the dental x-ray machine where the on/off switch is
locted is called the_________? Correct Answer-control panel
The component of the dental x-ray machine that supports and suspends
the tubehead is called the_____? Correct Answer-Extension arm
When electrons flow in one direction only along a conductor, the current
is called_______? Correct Answer-Direct Current
When electrons flow in one direction and then reverse to flow in the
opposite direction, the current is called______? Correct Answer-
Alternating Current
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