Rad Review Mock Test Questions and Answers

Rad Review Mock Test Questions and
Answers



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 - Answer-C

,1, 2, and 4 only



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 - Answer-C

DQE



A dose of 0.25 Gy to the fetus during the early part of the first trimester of pregnancy can potentially
cause



A

spontaneous abortion



B

skeletal anomalies

,C

neurologic anomalies



D

gastrointestinal anomalies - Answer-B

skeletal anomalies



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 - Answer-C

2 and 3 only

, 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 - Answer-C

2, 3, and 4 only



All of the following statements regarding SNR are true, except



A

SNR is directly related to image quality



B