RAD REVIEW FINAL EXAM QUESTIONS
AND ANSWERS
Q 1:
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
,Q 2:
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
Q 3:
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
Q 4:
Which of the following pathologic conditions are considered additive conditions with respect to
selection of exposure factors?OsteomaBronchiectasisPneumonia
A
1 and 2 only
B
1 and 3 only
C
2 and 3 only
D
1, 2, and 3 - Answer-D
1, 2, and 3
Q 5:
Which of the following is an SI quantity that can be used to specify the amount of radiation transferred
to a point at the surface of a patient's or radiographer's body?
A
Absorbed dose
B
Dose equivalent
C
Effect dose
D
Air kerma - Answer-D
, Air kerma
This question has been deactivated
Q 6:
If a structure having less tissue density than the part of interest is positioned over the AEC detector,
which of the following will result?
A
Underexposure
B
Overexposure
C
distorted image
D
correct exposure - Answer-A
Underexposure
Q 7:
When irradiated in an oxygenated (aerobic) state, biologic tissue _______________to radiation
compared to when it is exposed to radiation under anoxic or hypoxic conditions.
A
Is less sensitive
B
Is more sensitive
C
Has the same sensitivity
D
AND ANSWERS
Q 1:
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
,Q 2:
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
Q 3:
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
Q 4:
Which of the following pathologic conditions are considered additive conditions with respect to
selection of exposure factors?OsteomaBronchiectasisPneumonia
A
1 and 2 only
B
1 and 3 only
C
2 and 3 only
D
1, 2, and 3 - Answer-D
1, 2, and 3
Q 5:
Which of the following is an SI quantity that can be used to specify the amount of radiation transferred
to a point at the surface of a patient's or radiographer's body?
A
Absorbed dose
B
Dose equivalent
C
Effect dose
D
Air kerma - Answer-D
, Air kerma
This question has been deactivated
Q 6:
If a structure having less tissue density than the part of interest is positioned over the AEC detector,
which of the following will result?
A
Underexposure
B
Overexposure
C
distorted image
D
correct exposure - Answer-A
Underexposure
Q 7:
When irradiated in an oxygenated (aerobic) state, biologic tissue _______________to radiation
compared to when it is exposed to radiation under anoxic or hypoxic conditions.
A
Is less sensitive
B
Is more sensitive
C
Has the same sensitivity
D
