Dental Radiology Exam Practice Questions and Answers (100% Pass)
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Course
Dental Radiology
Institution
Dental Radiology
Dental Radiology Exam Practice
Questions and Answers (100% Pass)
3 requirements for NJ State Dental Radiology Technology exam -
Answer️️ -18 years old
high school diploma or equivalency (GED)
NJ State approved 45 hour course including required hours of clinical
practice
Who discovered x-...
What is hard radiation? - Answer✔️✔️-x-rays of shorter wavelength, used in
dentistry
What is soft radiation? - Answer✔️✔️-x-rays of longer wavelength, can't
penetrate tissues
When is EMR produced? - Answer✔️✔️-when electrons strike a metal target
in a vacuum tube
Cathode - Answer✔️✔️-negatively charged component which contains a
filament wire coil made of tungsten metal
Anode - Answer✔️✔️-Positively charged component containing a target
made of tungsten metal (aka a Wolfram target)
Focal spot - Answer✔️✔️-the small area on the target of the anode where
electrons are directed
Focusing cup - Answer✔️✔️-negatively charged metal cup directs electrons
to the target
made of molybdenum
aperture/porte - Answer✔️✔️-opening in x-ray tube for exit of photons
copper stem heat radiator - Answer✔️✔️-passes electrons that turned into
heat into oil bath to be cooled
High Voltage Circuit - Answer✔️✔️-kVp- connected to the anode and
cathode
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