MRSO STUDY EXAMS GUIDE ALL QUESTIONS AND
ANSWERS SURE A+
✔✔Why is magnetic shielding used on an MR unit?
A. To limit fringe field
B. To maintain field homogeneity
C. To reduce the e-fields
D. To reduce heating - ✔✔A. To limit fringe field
✔✔The control room is commonly found where?
A. Zone 2
B. Zone 4
C. Zone 3
D. Zone 1 - ✔✔C. Zone 3
✔✔A gadolinium ion is attracted to a molecule called a/an?
A. Ligand
B. String
C. Chain
D. Ion - ✔✔A. Ligand
, ✔✔Which of the following describes when a non-ferrous, electrically conductive object
is repulsed by a static magnetic field?
A. Fourier Transfomation
B. Larmor equation
C. Lenz force
D. Ohms law - ✔✔C. Lenz force
✔✔What is the purpose of resonance?
A. Resonance is not used in MRI
B. To tilt the nuclei of interest away from B0
C. To slow down the precessional frequency or nuclei
D. To align nuclei with B0 - ✔✔B. To tilt nuclei of interest away from B0
✔✔Induction of electrical current in our patient from changing magnetic fields can be
described by which of the following?
A. Ohms Law
B. Faradays Law
C. Fourier equation
D. Larmor equation - ✔✔B. Faradays law
✔✔The near field effects of the RF energy can cause what kind of issue?
A. Proximity Burning
B. Resonant burning
C. Reflective burning
D. Missile effect - ✔✔A. Proximity burning
✔✔Which of the following is true of a crime in legal cases?
A. It involves damages to a person or a persons property
B. It involves damages to themselves
C. If involves breaking a law
D. It involves an unintentional event that involves an emotional stress to another person
- ✔✔C. If involves breaking a law
✔✔What are the patient limits for the time varying gradient coils?
A. 10 T/s
B. 35 T/s
C. To the comfort of the patient
D. To the point a patient has a seizure - ✔✔To the comfort of the patient
ANSWERS SURE A+
✔✔Why is magnetic shielding used on an MR unit?
A. To limit fringe field
B. To maintain field homogeneity
C. To reduce the e-fields
D. To reduce heating - ✔✔A. To limit fringe field
✔✔The control room is commonly found where?
A. Zone 2
B. Zone 4
C. Zone 3
D. Zone 1 - ✔✔C. Zone 3
✔✔A gadolinium ion is attracted to a molecule called a/an?
A. Ligand
B. String
C. Chain
D. Ion - ✔✔A. Ligand
, ✔✔Which of the following describes when a non-ferrous, electrically conductive object
is repulsed by a static magnetic field?
A. Fourier Transfomation
B. Larmor equation
C. Lenz force
D. Ohms law - ✔✔C. Lenz force
✔✔What is the purpose of resonance?
A. Resonance is not used in MRI
B. To tilt the nuclei of interest away from B0
C. To slow down the precessional frequency or nuclei
D. To align nuclei with B0 - ✔✔B. To tilt nuclei of interest away from B0
✔✔Induction of electrical current in our patient from changing magnetic fields can be
described by which of the following?
A. Ohms Law
B. Faradays Law
C. Fourier equation
D. Larmor equation - ✔✔B. Faradays law
✔✔The near field effects of the RF energy can cause what kind of issue?
A. Proximity Burning
B. Resonant burning
C. Reflective burning
D. Missile effect - ✔✔A. Proximity burning
✔✔Which of the following is true of a crime in legal cases?
A. It involves damages to a person or a persons property
B. It involves damages to themselves
C. If involves breaking a law
D. It involves an unintentional event that involves an emotional stress to another person
- ✔✔C. If involves breaking a law
✔✔What are the patient limits for the time varying gradient coils?
A. 10 T/s
B. 35 T/s
C. To the comfort of the patient
D. To the point a patient has a seizure - ✔✔To the comfort of the patient
