FRCR Cheat Sheet 2026

The 30 highest-yield FRCR facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What role does documentation play in patient safety protocols? → It is a critical legal and clinical requirement
2. Which ethical principle is most directly applicable to documentation standards? → Beneficence — acting in the patient's best interest
3. What is the purpose of the foundational training required for FRCR eligibility? → To meet basic clinical radiology standards
4. Which ethical principle is most directly applicable to pharmacology basics? → Beneficence — acting in the patient's best interest
5. Which type of radiation has the highest linear energy transfer (LET)? → Alpha particles
6. Which of the following is a key eligibility requirement for FRCR exams? → Minimum of 2 years in a radiology training program
7. Which ethical principle is most directly applicable to clinical assessment methods? → Beneficence — acting in the patient's best interest
8. Which interaction predominates for diagnostic X-ray photons in soft tissue at energies around 30–100 keV? → Compton scattering
9. According to the linear-quadratic model, what is the typical alpha/beta ratio for late-responding normal tissues? → 1–3 Gy
10. How should a practitioner handle an unexpected finding during patient safety protocols procedures? → Document it and follow established protocols for further evaluation
11. Which evidence-based approach is most important when applying clinical assessment methods principles? → Integrating current research with clinical expertise and patient values
12. Which organization oversees the FRCR certification process? → Royal College of Radiologists
13. What is the format of the FRCR Part 2A exam? → Multiple-choice questions
14. On a chest radiograph, which structure forms the right heart border? → Right atrium
15. How should a practitioner handle an unexpected finding during documentation standards procedures? → Document it and follow established protocols for further evaluation
16. What is the Larmor frequency in MRI? → The frequency at which protons precess in a given magnetic field
17. What role can an FRCR-certified oncologist take in patient care? → Delivering and managing radiation therapy
18. Which CT angiography finding is diagnostic of pulmonary embolism? → Intraluminal filling defect within a pulmonary artery
19. Which vertebral level marks the bifurcation of the abdominal aorta into the common iliac arteries? → L4
20. Which of the following best describes hyperfractionation in radiotherapy? → Multiple smaller fractions per day to increase total dose while limiting late toxicity
21. Which evidence-based approach is most important when applying medical ethics and law principles? → Integrating current research with clinical expertise and patient values
22. In the context of Fellowship of the Royal College of Radiologists, what is the primary goal of medical ethics and law? → Optimal patient outcomes and safety
23. What role does documentation play in clinical assessment methods? → It is a critical legal and clinical requirement
24. How should a practitioner handle an unexpected finding during clinical assessment methods procedures? → Document it and follow established protocols for further evaluation
25. Which phase of the cell cycle is most sensitive to ionizing radiation? → G2/M phase
26. On barium swallow, what appearance is characteristic of a pharyngeal (Zenker's) diverticulum? → Posterior outpouching at the pharyngo-esophageal junction filled with barium
27. Which of the following is a clinically established radiosensitizer used concurrently with radiotherapy? → Cisplatin
28. Which type of radiation detector is most commonly used in modern digital radiography flat-panel detectors (indirect conversion)? → Amorphous silicon photodiode array with scintillator
29. What does the Hounsfield unit (HU) value of approximately −100 HU indicate on CT? → Fat tissue
30. In MRI physics, what does the T1 relaxation time represent? → Time for longitudinal magnetization to recover to 63% of equilibrium