Which of the following is not an extrinsic parameter?
T2* decay is faster than T2 due to:
T2* decay is faster than T2 due to:
What tissue has the slowest tumbling rate?
What tissue has the slowest tumbling rate?
Explain how a Spin Echo is generated. Discuss flip angle, R…
Explain how a Spin Echo is generated. Discuss flip angle, RF pulse, FID, phasing and de-phasing.
What specific component is lacking in a gradient echo that w…
What specific component is lacking in a gradient echo that would normally correct for inhomogeneities?
Whenever the NMV is kept under 90 degrees, it is said to be…
Whenever the NMV is kept under 90 degrees, it is said to be partially saturated.
In a pulse sequence utilizing 2 echoes, the first image is t…
In a pulse sequence utilizing 2 echoes, the first image is typically a _______ image, while the second is a T2 weighted image.
Turbo Spin Echo has a shorter scan time due to ___________.
Turbo Spin Echo has a shorter scan time due to ___________.
Hydrogen precesses at approximately ________MHz/T in a .5T…
Hydrogen precesses at approximately ________MHz/T in a .5T MRI unit.
What is the relationship gradient slopes and and the differe…
What is the relationship gradient slopes and and the difference in precessional frequency between two points on the gradient.