LMRT state exam prep Questions and
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which of the following technical factors adjustments should be
made when negative contrast media agents are used?
A. decrease kilovoltage peak (kVp)
B. increase kilovoltage peak (kVp)
C. increased milliampere seconds (mAs)
D. decreased milliampere seconds (mAs)
Ans: A. decrease kilovoltage peak (kVp)
a patient is seen in the emergency department with a possible
fracture of the 4th finger which of the following would be proper
positioning for this patient?
A. lateral projection with the arm resting on the ulnar surface
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B. anteriorpostier (AP) projection with the finger curled as much as
possible
C. oblique projection with the arm resting on the radial surface
D. posteroanterior (PA) projection with the hand curled around a
sponge
Ans: A. lateral projection with the arm resting on the ulnar surface
which of the following characteristics describes x-ray beams used in
diagnostic radiography
A. polyenergetic
B. heterogeneous
C. homogeneous
D. monoenergetic
Ans: A. polyenergetic & B. heterogeneous
a histogram in digital radiography refers to:
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A. the number of brightness levels that can be assigned to a pixel
B. the size of the digital matrix
C. the frequency of recored exposure values
D. the range of exposure values that can be detected by the
receptor
Ans: C. the frequency of recored exposure values
during a series of a mobile chest x-rays in the emergency room
department , the technologist fails to adjust kilovoltage peak (kVp)
for a hypersthenic patient after their previous asthenic patient . this is
likely to result in which of the following?
A. saturation
B. excessive image receptor exposure
C. ghosting
D. quantum mottle