ARRT mock registry rad review questions with complete solutions 2023

An increase in technical factors is likely to be required for the following condition(s) 1. Emphysema 2. Atelectasis 3. Ascites A 1 only B 1 and 2 only C 2 and 3 only D 1, 2, and 3 - Correct Answer c Which of the following help(s) to reduce patient dose? 1. Tube filtration 2. Proper beam alignment 3. Operator shield 4. Automatic Exposure Control (AEC) A 1 and 2 only B 2 and 3 only C 1, 2, and 4 only D 1, 3, and 4 only - Correct Answer c Which of the following is used to express the effectiveness of a detector to absorb x-ray photons? A FPD B PPI C DQE D DXA - Correct Answer c Which of the following are true regarding bone marrow dose? 1. Bone marrow dose can be directly measured 2. It is relevant for measurement due to the association between bone marrow and radiation-induced leukemia 3. Bone marrow dose is estimated utilizing the ESE 4. The mean marrow dose is typically lower in children A 2 and 4 only B 1 and 4 only C 2, 3, and 4 only D 1, 2, and 4 only - Correct Answer c All of the following statements regarding SNR are true, except