18 Questions
What is the primary function of a detector in conventional radiography?
To capture the internal structures of a patient's body
What is the type of radiation produced by an X-ray tube?
Electromagnetic radiation
What is the main concern associated with exposure to ionizing radiation?
Biological risks and effects
What is the primary advantage of using a rotating anode in X-ray machines?
It reduces the thermal stress on the equipment
What is the purpose of understanding conventional radiography?
To reduce the risks from exposure to ionizing radiation
What is the primary purpose of collimation and centring the beam in X-ray production?
To define the beam size and shape
What is the process by which X-ray photons interact with the body?
Passing through the body
What is the term for the effects of ionizing radiation on the human body?
Deterministic effects
What is the primary benefit of using a grid in X-ray imaging?
It reduces scattered radiation and improves image contrast
What is the primary advantage of using the air gap technique in X-ray imaging?
It reduces scattered radiation and improves image contrast
What is the primary function of the anode in X-ray production?
To produce X-ray photons
What is the primary factor that determines the quality of a diagnostic X-ray image?
The acquisition parameters used
What is the primary factor that controls the amount of radiation dose that reaches the patient and the image receptor?
Tube current (mAs)
What is the effect of increasing the tube current (mAs) on X-ray photon production?
It increases the number of X-ray photons produced
What is the range of X-ray energy produced by a 50 kVp X-ray machine?
15 keV to 50 keV
What is the purpose of the air gap technique in radiography?
To reduce the patient dose
What is the effect of increasing the source to image receptor distance on the X-ray beam?
It decreases the X-ray beam intensity
What is the primary function of the tube current (mAs) in an X-ray machine?
To control the number of X-ray photons produced
Learn about the considerations and limitations of radiography equipment, including geometric blurring and magnification, and how to prioritize patient dose reduction. Understand the role of air gap technique and image post-processing in radiography.
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