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LMRT MOCK BOARD EXAM 2025/2026
ACTUAL EXAM QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
ALL ANSWERED {170 Q & A} ALREADY
GRADED A+/ LMRT MOCK BOARD EXAM
PREP | BRAND NEW!
What is the proper direction for the central ray for a right
posterior oblique (RPO) position of the cervical spine?
A. 0 degrees (perpendicular)
B. 10 degrees cephalad
C. 15-20 degrees caudad
D. 15-20 degrees cephalad - ✔✔✔ Correct Answer > D. 15-20 degrees
cephalad
Which three of the following should be visible on a properly
positioned anteroposterior (AP) humerus? (Select three)
I. Lesser tubercle superimposing glenoid cavity
II. Olecranon process superimposing trochlea
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III. Greater tubercle in profile
IV. Parallel humeral epicondyles
V. Radial head superimposing coronoid process - ✔✔✔ Correct
Answer > II, III and IV
Why is the chest imaged in the posteroanterior (PA) position
rather than in the anteroposterior (AP) position?
A. To remove the scapulae out of the lung field
B. To allow the patient to take a deeper breath in
C. To minimize the magnification of the heart
D. To better visualize the costophrenic angles - ✔✔✔ Correct Answer >
C. To minimize the magnification of the heart
A radiograph of the femur is produced using 12 milliampere-
seconds (mAs), 70 kilovoltage peak (kVp), 40-inch source-to-
image distance, and an 8-inch object-to-image distance (OID). If
the image of the femur measures 22 inches, what is the actual
length of the femur?
A. 17.6 inches
B. 4.4 inches
C. 15.8 inches
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D. Not enough information is given - ✔✔✔ Correct Answer > A. 17.6
inches
The relationship between distance and the x-ray beam intensity
can be expressed by which of the following?
A. Inverse square law
B. Direct square law
C. Reciprocity law
D. Ohms law - ✔✔✔ Correct Answer > A. Inverse square law
What is the advantage to having the patient roll their shoulders
forward for a posteroanterior (PA) chest?
A. The scapulae are rotated out of the lung fields
B. The anterior ribs are displaced
C. The shoulders are closer to the image receptor
D. The patient is less likely to move - ✔✔✔ Correct Answer > A. The
scapulae are rotated out of the lung fields
How does the addition of filtration impact the amount of radiation
dosage received by the patient?
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A. Increases radiation dose
B. Decreases radiation dose
C. No impact on radiation dose - ✔✔✔ Correct Answer > B. Decreases
radiation dose
Which of the following variables influence radiographic contrast?
A. Milliamperage (mA)
B. Source-to-image distance (SID)
C. Grid ratio
D. Exposure time - ✔✔✔ Correct Answer > C. Grid ratio
Which of the following anatomic structures pumps oxygenated
blood into the aorta?
A. Right ventricle
B. Left ventricle
C. Right atrium
D. Left atrium - ✔✔✔ Correct Answer > B. Left ventricle
The carpal and tarsal bones are classified as:
LMRT MOCK BOARD EXAM 2025/2026
ACTUAL EXAM QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
ALL ANSWERED {170 Q & A} ALREADY
GRADED A+/ LMRT MOCK BOARD EXAM
PREP | BRAND NEW!
What is the proper direction for the central ray for a right
posterior oblique (RPO) position of the cervical spine?
A. 0 degrees (perpendicular)
B. 10 degrees cephalad
C. 15-20 degrees caudad
D. 15-20 degrees cephalad - ✔✔✔ Correct Answer > D. 15-20 degrees
cephalad
Which three of the following should be visible on a properly
positioned anteroposterior (AP) humerus? (Select three)
I. Lesser tubercle superimposing glenoid cavity
II. Olecranon process superimposing trochlea
,2|Page
III. Greater tubercle in profile
IV. Parallel humeral epicondyles
V. Radial head superimposing coronoid process - ✔✔✔ Correct
Answer > II, III and IV
Why is the chest imaged in the posteroanterior (PA) position
rather than in the anteroposterior (AP) position?
A. To remove the scapulae out of the lung field
B. To allow the patient to take a deeper breath in
C. To minimize the magnification of the heart
D. To better visualize the costophrenic angles - ✔✔✔ Correct Answer >
C. To minimize the magnification of the heart
A radiograph of the femur is produced using 12 milliampere-
seconds (mAs), 70 kilovoltage peak (kVp), 40-inch source-to-
image distance, and an 8-inch object-to-image distance (OID). If
the image of the femur measures 22 inches, what is the actual
length of the femur?
A. 17.6 inches
B. 4.4 inches
C. 15.8 inches
,3|Page
D. Not enough information is given - ✔✔✔ Correct Answer > A. 17.6
inches
The relationship between distance and the x-ray beam intensity
can be expressed by which of the following?
A. Inverse square law
B. Direct square law
C. Reciprocity law
D. Ohms law - ✔✔✔ Correct Answer > A. Inverse square law
What is the advantage to having the patient roll their shoulders
forward for a posteroanterior (PA) chest?
A. The scapulae are rotated out of the lung fields
B. The anterior ribs are displaced
C. The shoulders are closer to the image receptor
D. The patient is less likely to move - ✔✔✔ Correct Answer > A. The
scapulae are rotated out of the lung fields
How does the addition of filtration impact the amount of radiation
dosage received by the patient?
, 4|Page
A. Increases radiation dose
B. Decreases radiation dose
C. No impact on radiation dose - ✔✔✔ Correct Answer > B. Decreases
radiation dose
Which of the following variables influence radiographic contrast?
A. Milliamperage (mA)
B. Source-to-image distance (SID)
C. Grid ratio
D. Exposure time - ✔✔✔ Correct Answer > C. Grid ratio
Which of the following anatomic structures pumps oxygenated
blood into the aorta?
A. Right ventricle
B. Left ventricle
C. Right atrium
D. Left atrium - ✔✔✔ Correct Answer > B. Left ventricle
The carpal and tarsal bones are classified as:
