Question 1
Which interaction is the dominant source of contrast in diagnostic X-ray imaging at typical kilovoltages?
Correct Answer:
Photoelectric effect
Question 2
The ALARA principle in radiation protection stands for keeping doses:
Correct Answer:
As Low As Reasonably Achievable
Question 3
Which imaging modality uses no ionising radiation?
Correct Answer:
Magnetic resonance imaging
Question 4
On a CT image, the Hounsfield unit of water is defined as approximately:
Correct Answer:
0 HU
Question 5
On a T2-weighted MRI sequence, simple fluid such as cerebrospinal fluid appears:
Correct Answer:
Bright (high signal)
Question 1
Exam overview

About this Exam

Prepare with the EDiR Practice Questions - European Diploma in Radiology (EDiR) Exam practice quiz. This question bank includes 100 questions covering radiograph, imaging, chest, acute, and sign. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

EDiR Practice Questions - European Diploma in Radiology (EDiR) Exam

This practice set contains 100 questions from the matching question bank and focuses on radiograph, imaging, chest, acute, and sign. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions