The disadvantage of narrower bandwidth is
a. increase minimum TE
b. Reduced number of slices
c. longer scan time
d. larger chemical shift
e. all of the above
Give this one a try later!
d. larger chemical shift
What facilities may be affected by an MRI unit nearby?
a. film changer
b. nuclear medicine gamma camera
c. ultrasound unit
, d. linear unit
e. B,C,D
Give this one a try later!
e. B,C,D
A siemens MRI has a gap factor of 40% with the slice thickness of 5 mm. What is the
gap size?
a. 5 mm
b. 4 mm
c. 3 mm
d. 2 mm
e. 1 mm
Give this one a try later!
d. 2 mm
(5 mm)(40 %) = 2 mm
The ______ guass line of the magnetic fringe field is usually recommended as an
exclusion zone for persons with pacemaker implants.
a. 0.5
b. 5
c. 50
d. 1000
e. 5000
Give this one a try later!
a. increase minimum TE
b. Reduced number of slices
c. longer scan time
d. larger chemical shift
e. all of the above
Give this one a try later!
d. larger chemical shift
What facilities may be affected by an MRI unit nearby?
a. film changer
b. nuclear medicine gamma camera
c. ultrasound unit
, d. linear unit
e. B,C,D
Give this one a try later!
e. B,C,D
A siemens MRI has a gap factor of 40% with the slice thickness of 5 mm. What is the
gap size?
a. 5 mm
b. 4 mm
c. 3 mm
d. 2 mm
e. 1 mm
Give this one a try later!
d. 2 mm
(5 mm)(40 %) = 2 mm
The ______ guass line of the magnetic fringe field is usually recommended as an
exclusion zone for persons with pacemaker implants.
a. 0.5
b. 5
c. 50
d. 1000
e. 5000
Give this one a try later!
