Dental Radiology Exam Study Guide with Complete Solutions
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Course
Dental Radiology
Institution
Dental Radiology
Dental Radiology Exam Study Guide
with Complete Solutions
Discovered x-ray in 1895 - Answer️️ -Wilhelm Roentgen
Production of ions - Answer️️ -Ionization
Atom that gains or loses electron and becomes electrically unbalanced -
Answer️️ -Ion
When electron is removed from
An atom in...
Distance bt crest of one wave to crest of next wave - Answer✔️✔️-
Wavelength
Number of wavelengths that pass a point in a certain amount of time -
Answer✔️✔️-Frequency
Electromagnetic ionizing radiation of very short wavelength resulting from
the bombardment of tungsten by highly accelerated electrons in a vacuum -
Answer✔️✔️-X-ray
Protective leaded glass housing - Answer✔️✔️-1. Tube enclosure with all air
removed, shielding prevents radiation leakage
2. High vacuum glass tube surrounded by refined oil with high insulating
powers, oil helps to absorb excess heat
Made of tungsten filament and molybdenum cup - Answer✔️✔️-Cathode
Charge of cathode - Answer✔️✔️-Negative
Heated to give off cloud of electrons - Answer✔️✔️-Filament -thermionic
emission
Focuses electrons toward the anode - Answer✔️✔️-Cup
Supplies electrons necessary to generate x-rays - Answer✔️✔️-Cathode
Made of a copper arm and focal spot - Answer✔️✔️-Anode
Charge of anode - Answer✔️✔️-Positive
Focal spot is made of - Answer✔️✔️-Tungsten target
Action of anode - Answer✔️✔️-Converts bombarding electrons into x-Ray
photons
What happens when electrons strike tungsten target - Answer✔️✔️-Energy
of motion is converted to x-Ray energy and heat
3
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