MRSO EXAM 1, EXAM 2, EXAM 3 AND EXAM 4 LATEST 2026 ACTUAL
EXAM WITH COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS (100% VERIFIED ANSWERS) |ALREADY GRADED A+|
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MRSO EXAM 1
Normal kidneys should excrete all gad from a patient how
quickly?
a. 24 hours
b. 6 hours
c. 12 hours
d. 32 hours - ANSWER-a. 24 hours
Contrast media will do what to our tissue?
a. Shorten T1 relaxation times
b. Shorten T1 & T2 relaxation times
c. Increase T2 relaxation times and decrease T1 relaxation times
d. Shorten T2 relaxation times - ANSWER-b. Shorten T1 & T2
relaxation times
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Resonance occurs when:
a. The patient is placed in isocenter and only experiences the
static magnetic field.
b. The radiofrequencies transmitted are different than the
precessional speed of hydrogen
c. The radiofrequencies transmitted match the precessional speed
of hydrogen
d. The radiofrequency is transmitted at 42.6 MHz - ANSWER-c.
The radiofrequencies transmitted match the precessional speed
of hydrogen
As blood flows through a vessel, currents can be induced. The
degree of this is called?
a. Magnetophosphenes
b. Flow potential
c. Translational forces
d. Fringe field - ANSWER-b. Flow potential
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Why are metal detectors not recommended in MRI screening?
a. They have varied sensitivity
b. They are operator skill dependent
c. All of the choices
d. They cannot detect small fragments well - ANSWER-c. All of
the choices
The T-wave in the cardiac cycle represents what?
a. Heart repolarization
b. Heart depolarization
c. None of the choices
d. Arrhythmia - ANSWER-a. Heart repolarization
NSF is caused by what?
a. When the patient is allergic to gad contrast
b. When gad ion is excreted by the liver
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c. When gad ion is excreted from the body quickly
d. When a gad ion breaks free from the ligand and remains in the
body - ANSWER-d. When a gad ion breaks free from the ligand
and remains in the body
Which of the following require minimal MR safety training?
a. Level 2 MR personnel
b. Level 1 MR personnel
c. Non-MR personnel
d. Patient - ANSWER-b. Level 1 MR personnel
What pulse sequence will produce the most patient heating?
a. Gradient echo
b. Conventional spin echo
c. Inverse recovery sequence
d. Single shot fast spin echo - ANSWER-d. Single shot fast spin
echo
The allowable maximum strength of the gradient coils is called?