QUESTIONS AND CORRECT ANSWERS
◉ The purpose of magnetic resonance angiography is to image the
Answer: Blood Flow
◉ Magnetic Resonance Imaging is derived from the process known
as:
Answer: Nuclear Magnetic resonance
◉ The introduction of gadolinium based contrast enhancement
agents by Intra-venous injection can involve passing through an
abnormal blood brain barrier. The tissue compartments involved are
the:
Answer: Intravascular to interstitial
◉ In a pulse sequence, transmitting an initial 90 degree radio-
frequency pulse will cause the net magnetization vector to:
Answer: Shift in both size and direction.
◉ Which statement is true of the relaxation process?
Answer: Without the effects of T2 star, T2 decay continues.