Multiple Choice
In a strong magnetic field, hydrogen atoms can align
A) perpendicular or antiperpendicular to the magnetic field.
B) parallel or antiparallel to the magnetic field.
C) oblique or antioblique to the magnetic field.
D) at random to the magnetic field.
Correct Answer:
Verified
Correct Answer:
Verified
Q12: Which scan parameter determines the amount of
Q13: T1 is also referred to as MXY.
Q14: The most common MRI scanner used in
Q15: Fat has a long T1 and a
Q16: Artifacts caused by anatomy "moves" can be
Q17: T2 is also referred to as spin-spin
Q18: When an RF pulse is applied and
Q19: Diamagnetic substances exhibit<br>A)no magnetic properties outside of
Q20: Paramagnetic substances exhibit<br>A)no magnetic properties outside of
Q21: Contrast is controlled by varying<br>A)resonance.<br>B)precession.<br>C)pulse sequences.<br>D)the gyromagnetic