MRSO Mock Test 1 Questions Solved
100% Correct
Wire and leads can produce heat because they are what?
A. Magnetic
B. Reactive
C. Diamagnetic
D. Electrically conductive - Answer D. Electrically conductive
Why are metal detectors not recommended in MR screening?
A. They cannot detect small fragments well
B. They have varied sensitivity
C. They are operator skill dependent
D. All of the choices - Answer D. All of the choices
,A patient is advanced in the MRI scanner very quickly and experiences the sensation of
flashing lights in their visual field. What are they experiencing?
A. Nystagmus
B. Magnetophosphenes
C. Magnetohydrodynamic effect
D. Heating - Answer B. Magnetophosphenes
Which of the following is a short term effect of gadolinium based contrast?
A. Gadolinium retention
B. NSF
C. Nausea
D. GAP - Answer C. Nausea
What gradient coil will produce axial images?
A. X Gradient
B. Y Gradient
C. Z Gradient
D. All of the choices - Answer C. Z Gradient
A headache after contrast injection is considered what?
A. None of the choices
B. Anaphylaxis
, C. Allergic reaction
D. Non allergic reaction - Answer D. Non allergic reaction
What pulse sequence will produce the most patient heating?
A. Inverse recovery sequence
B. Single shot fast spin echo
C. Conventional spin echo
D. Gradient Echo - Answer B. Single shot fast spin echo
During acquisition, it is noticed that the T wave of the cardiac cycle is elevated. What
is this artifact called?
A. Magnetohydrodynamic Effect
B. Excitation
C. Teratogenesis
D. Magnetophosphenes - Answer A. Magnetohyrdodynamic Effect
When can heating occur in a wire?
A. Only in ferrous object
B. When the transmitted wavelength is half of the B0 field strength or is a multiple
of the length of that
C. When objects get smaller
D. In small round metal objects - Answer B. When the transmitted wavelength is half of
the B0 field strength or is a multiple of the length of that
What unit of measure is used for SAR?
100% Correct
Wire and leads can produce heat because they are what?
A. Magnetic
B. Reactive
C. Diamagnetic
D. Electrically conductive - Answer D. Electrically conductive
Why are metal detectors not recommended in MR screening?
A. They cannot detect small fragments well
B. They have varied sensitivity
C. They are operator skill dependent
D. All of the choices - Answer D. All of the choices
,A patient is advanced in the MRI scanner very quickly and experiences the sensation of
flashing lights in their visual field. What are they experiencing?
A. Nystagmus
B. Magnetophosphenes
C. Magnetohydrodynamic effect
D. Heating - Answer B. Magnetophosphenes
Which of the following is a short term effect of gadolinium based contrast?
A. Gadolinium retention
B. NSF
C. Nausea
D. GAP - Answer C. Nausea
What gradient coil will produce axial images?
A. X Gradient
B. Y Gradient
C. Z Gradient
D. All of the choices - Answer C. Z Gradient
A headache after contrast injection is considered what?
A. None of the choices
B. Anaphylaxis
, C. Allergic reaction
D. Non allergic reaction - Answer D. Non allergic reaction
What pulse sequence will produce the most patient heating?
A. Inverse recovery sequence
B. Single shot fast spin echo
C. Conventional spin echo
D. Gradient Echo - Answer B. Single shot fast spin echo
During acquisition, it is noticed that the T wave of the cardiac cycle is elevated. What
is this artifact called?
A. Magnetohydrodynamic Effect
B. Excitation
C. Teratogenesis
D. Magnetophosphenes - Answer A. Magnetohyrdodynamic Effect
When can heating occur in a wire?
A. Only in ferrous object
B. When the transmitted wavelength is half of the B0 field strength or is a multiple
of the length of that
C. When objects get smaller
D. In small round metal objects - Answer B. When the transmitted wavelength is half of
the B0 field strength or is a multiple of the length of that
What unit of measure is used for SAR?
