To produce magnetic field gradients in MRI, electromagnetic coils are oriented in
A) one dimension.
B) two dimensions.
C) three dimensions.
D) four dimensions.
Correct Answer:
Verified
Q14: The gradient coils determine the
A)section thickness.
B)resolution.
C)plane of
Q15: Protons will alternate from
A)parallel to antiparallel.
B)parallel to
Q16: The primary variable in the data collection
Q17: The time interval between pulse sequences
Q18: The actual response of proton spin to
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
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