MRSO (MAGNETIC RESONANCE SAFETY OFFICER) EXAM 1 | 100%
GRADED |65 REAL & COMPLETE QUESTIONS AND ANSWERS | 2026
VERSION , GET IT CORRECT!!!
The control room is found where?
a. Zone I
b. Zone II
c. Zone III
d. Zone IV - (ANSWER)C. Zone III
Which of the following describe when a non-ferrous object is repulsed by static magnetic field?
a. Fourier transformation
b. Lenz's force
c. Ohm's law
d. Larmor equation - (ANSWER)b. Lenz's force
Which of the following are recommended by the ACR Guidance document in MR safety 2013 in
proper scanning of a patient?
I. Metal detector
,II. Ferromagnetic detection system
III. Written screening sheet
IV. Patient gown
a. I, III, IV
b. I, II, III, IV
c. II, III, IV
d. III - (ANSWER)c. II, III, IV
What is the FDA SAR limit for the whole body in first level controlled operating mode?
a. 8 W/kg for 15 mins
b. 4 W/kg for 15 mins
c. 3 W/kg for 10 mins
d. 7 W/kg for 20 mins - (ANSWER)b. 4 W/kg for 15 mins
Gadolinium contains what kind of magnetism?
a. Diamagnetic
b. Paramagnetic
, c. Ferromagnetic
d. Super paramagnetic - (ANSWER)b. Paramagnetic
Which of the following is true of Zone IV? Select all that apply.
a. This area should be monitored by a level 2 MR personnel
b. Should be noted with signage
c. Contain metal detectors for implant identification
d. No unsafe implants may cross the 5-gauss unless the implant is researched and analyzed for
risk - (ANSWER)a, b, d
Where will peripheral nerve stimulation be the strongest?
a. Further away from isocenter in the gantry
b. At the level of the table when it is advanced
c. At isocenter
d. Outside the gantry near the 5 gauss line - (ANSWER)a. Further away from the isocenter in the
gantry
GRADED |65 REAL & COMPLETE QUESTIONS AND ANSWERS | 2026
VERSION , GET IT CORRECT!!!
The control room is found where?
a. Zone I
b. Zone II
c. Zone III
d. Zone IV - (ANSWER)C. Zone III
Which of the following describe when a non-ferrous object is repulsed by static magnetic field?
a. Fourier transformation
b. Lenz's force
c. Ohm's law
d. Larmor equation - (ANSWER)b. Lenz's force
Which of the following are recommended by the ACR Guidance document in MR safety 2013 in
proper scanning of a patient?
I. Metal detector
,II. Ferromagnetic detection system
III. Written screening sheet
IV. Patient gown
a. I, III, IV
b. I, II, III, IV
c. II, III, IV
d. III - (ANSWER)c. II, III, IV
What is the FDA SAR limit for the whole body in first level controlled operating mode?
a. 8 W/kg for 15 mins
b. 4 W/kg for 15 mins
c. 3 W/kg for 10 mins
d. 7 W/kg for 20 mins - (ANSWER)b. 4 W/kg for 15 mins
Gadolinium contains what kind of magnetism?
a. Diamagnetic
b. Paramagnetic
, c. Ferromagnetic
d. Super paramagnetic - (ANSWER)b. Paramagnetic
Which of the following is true of Zone IV? Select all that apply.
a. This area should be monitored by a level 2 MR personnel
b. Should be noted with signage
c. Contain metal detectors for implant identification
d. No unsafe implants may cross the 5-gauss unless the implant is researched and analyzed for
risk - (ANSWER)a, b, d
Where will peripheral nerve stimulation be the strongest?
a. Further away from isocenter in the gantry
b. At the level of the table when it is advanced
c. At isocenter
d. Outside the gantry near the 5 gauss line - (ANSWER)a. Further away from the isocenter in the
gantry
