In order to create a more homogenous magnetic field in MR, ______ is required.
A) a radio frequency
B) a k-space coil
C) an autotransformer
D) shimming
Correct Answer:
Verified
Q20: The MHz frequency magnetic field for MRI
Q21: The basic principle of MR physics involves
Q22: Before performing an MR scan on a
Q23: MRI has been achieved with _ magnets.
A)resistive
B)permanent
C)superconductive
D)all
Q24: The strength of a MR signal is
A)directly
Q26: The characteristic MR noise that is uncomfortable
Q27: To prevent extraneous RF signals from degrading
Q28: In a MR gantry, the patient lies
Q29: The most widely used technique for MR
Q30: The RF signal strength determines
A)brightness.
B)field strength.
C)section thickness.
D)spatial
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