MRSO 2025/2026 Exam Questions and
Verified Answers | Already Graded A+
How do magnetic flux lines travel?
A. North to South
B. South to North
C. East to West
D. West to East - 🧠 ANSWER ✔✔A North to South
Which of the following can be potential safety concerns to a patient in the static
magnetic field?
A. Electrically conductive materials
B. Ferrous objects
C. Magnetic objects
,D. All of the choices. - 🧠 ANSWER ✔✔D. All of the choices
An object that retains its magnetic field when exiting the static magnetic field is
call what?
A. Paramagnetic
B. Diamagnetic
C. Ferromagnetic
D. Superparamagnetic - 🧠 ANSWER ✔✔C. Ferromagnetic
What direction is the vector of a permanent MR unit?
A. Horizontal
B. Vertical
C. Diagonal
D. Variable - 🧠 ANSWER ✔✔B. Vertical
What separates a superconducting MR unit from a resistive MR unit?
A. Cryogen
B. Coils of wires
C. Permanent magnets
,D. none of the choices - 🧠 ANSWER ✔✔A. Cryogen
The increasing strength of magnetism as we move closer to the MR unit is called
what?
A. Ferromagnetism
B. Spatial magnetic gradient field
C. Vector
D. B0 - 🧠 ANSWER ✔✔B. Spatial magnetic gradient field
What is responsible for attracting ferrous objects into the MR unit?
A. Spatial magnetic gradient fields
B. Strong uniform magnetic fields
C. Gradient coils
D. Radiofrequency system - 🧠 ANSWER ✔✔A. Spatial magnetic gradient fields
If we placed a small ferrous object at isocenter, what would we expect to happen?
A. The object would experience no attraction.
B. The object would immediately be attracted to the bore.
C. The object would levitate.
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, D. The object would be repulsed by the unit. - 🧠 ANSWER ✔✔A. The object
would experience no attraction.
Rotational force will be the strongest at what location?
A. Isocenter
B. Outside the MR room
C. At the gantry opening
D. At the 5 gauss line - 🧠 ANSWER ✔✔A. Isocenter
Passive shielding uses which of the following?
A. Coils of wires with electrical current running through them.
B. Magnetically conductive materials
C. Plastic
D. Wood - 🧠 ANSWER ✔✔B. Magnetically conductive materials
How can we reduce risks associated with Lenz's force?
A. No risks are associated with Lenz's force.
B. Use a cold compress to reduce heating.
C. Move as quickly as possible to get the patient out of the scanner quickly.
Verified Answers | Already Graded A+
How do magnetic flux lines travel?
A. North to South
B. South to North
C. East to West
D. West to East - 🧠 ANSWER ✔✔A North to South
Which of the following can be potential safety concerns to a patient in the static
magnetic field?
A. Electrically conductive materials
B. Ferrous objects
C. Magnetic objects
,D. All of the choices. - 🧠 ANSWER ✔✔D. All of the choices
An object that retains its magnetic field when exiting the static magnetic field is
call what?
A. Paramagnetic
B. Diamagnetic
C. Ferromagnetic
D. Superparamagnetic - 🧠 ANSWER ✔✔C. Ferromagnetic
What direction is the vector of a permanent MR unit?
A. Horizontal
B. Vertical
C. Diagonal
D. Variable - 🧠 ANSWER ✔✔B. Vertical
What separates a superconducting MR unit from a resistive MR unit?
A. Cryogen
B. Coils of wires
C. Permanent magnets
,D. none of the choices - 🧠 ANSWER ✔✔A. Cryogen
The increasing strength of magnetism as we move closer to the MR unit is called
what?
A. Ferromagnetism
B. Spatial magnetic gradient field
C. Vector
D. B0 - 🧠 ANSWER ✔✔B. Spatial magnetic gradient field
What is responsible for attracting ferrous objects into the MR unit?
A. Spatial magnetic gradient fields
B. Strong uniform magnetic fields
C. Gradient coils
D. Radiofrequency system - 🧠 ANSWER ✔✔A. Spatial magnetic gradient fields
If we placed a small ferrous object at isocenter, what would we expect to happen?
A. The object would experience no attraction.
B. The object would immediately be attracted to the bore.
C. The object would levitate.
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
3
, D. The object would be repulsed by the unit. - 🧠 ANSWER ✔✔A. The object
would experience no attraction.
Rotational force will be the strongest at what location?
A. Isocenter
B. Outside the MR room
C. At the gantry opening
D. At the 5 gauss line - 🧠 ANSWER ✔✔A. Isocenter
Passive shielding uses which of the following?
A. Coils of wires with electrical current running through them.
B. Magnetically conductive materials
C. Plastic
D. Wood - 🧠 ANSWER ✔✔B. Magnetically conductive materials
How can we reduce risks associated with Lenz's force?
A. No risks are associated with Lenz's force.
B. Use a cold compress to reduce heating.
C. Move as quickly as possible to get the patient out of the scanner quickly.
