If energy is delivered to the hydrogen nuclei at a different frequency than that of the Larmor frequency of the nucleus, then
A) resonance will occur.
B) resonance will not occur.
C) it will stop any resonance.
D) precession is increased.
Correct Answer:
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Q1: All of the following are true regarding
Q2: Which scan parameter determines the amount of
Q3: In a strong magnetic field, hydrogen atoms
Q5: The magnetic moment describes the magnetic field
Q6: The most common MRI scanner used in
Q7: T1 is also referred to as MXY.
Q8: A T2-weighted image is useful for the
Q9: Contrast is controlled by varying
A)resonance.
B)precession.
C)pulse sequences.
D)the gyromagnetic
Q10: T2 refers to the recovery of transverse
Q11: There is a risk of thermal injury
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