X-Ray Production
Which of the following is NOT required for x-ray production?
A source of radioactivity
Which aspect of the x-ray tube assembly is the actual source of x-ray photons?
Anode Target
During an attempted x-ray exposure, the x-ray tube fails to create any x-ray photons. Which of the following conditions is most likely to explain this failure?
Breakage of the cathode filament
Which component of the x-ray tube becomes negatively charged during an x-ray exposure?
Cathode
Which component of the x-ray tube serves as the source of free electrons?
Cathode filament
Which of the following statements correctly describe the flow of electrons through an x-ray tube?
Cathode to Anode
A portable chest x-ray demonstrates excessive exposure. How can the technologist decrease the intensity of the x-ray beam while maintaining the same beam energy?
Decrease milliamperage (mA)
Thermionic emission is the process within the x-ray tube directly responsible for creating:
Free Electrons
What is the primary product of electron collisions at the anode of the x-ray tube?
Heat
What condition is required to induce thermionic emission within the cathode filament?
High Current
The charge difference between the cathode and anode within the x-ray tube is controlled by the:
Kilovoltage Peak (kVp)
What technical factor is primarily responsible for controlling the energy of the x-ray beam?
Kilovoltage Peak (kVp)
