In what year was the first MRI scan performed?
A) 1946
B) 1952
C) 1967
D) 1977
Correct Answer:
Verified
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
Q13: T1 refers to the recovery of longitudinal
Q14: Ferromagnetic substances exhibit
A)no magnetic properties outside of
Q15: Paramagnetic substances exhibit
A)no magnetic properties outside of
Q16: Diamagnetic substances exhibit
A)no magnetic properties outside of
Q17: When an RF pulse is applied and
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