Practice Set (5) - Pulse Sequences

The type of pulse sequence that uses only 90 degree RF pulses is known
as (**answer pending correction)

A spin echo pulse sequence is characterized by which of the following

Which of the following is the pulse sequence that is used most commonly?

Which of the following is an advantage of using a spin echo pulse sequence

In conventional spin echo pulse sequences, how many phase encoding steps
are achieved per TR

In conventional spin echo pulse sequences, how many lines of K space are
filled per TR

The spin echo pulse sequence that performs more than one phase encoding
step per TR is known as

The pulse sequence that performs a series of 180 degree rephasing pulses and
echos is known as

The series of 180 degree rephasing pulses in a fast spin echo pulse sequence
is known as

The number of 180 degree rephasing pulses performed in a fast spin echo
pulse sequence is known as its

In a RARE pulse sequence, the multiple number of echo times that
create image weighting are averaged together to produce what is known
as the

Which of the following is an advantage of a fast spin echo pulse sequence

Which of the following is a disadvantage of fast spin echo pulse sequences

The type of spin echo pulse sequence that begins with a 180 degree inversion
RF pulse and is followed by a 90 degree excitation pulse is known as

During an inversion recovery pulse sequence, the time between the 180
degree inversion pulse and the 90 degree excitation pulse is known as

The inversion recovery pulse sequence that is used to suppress fat in a Tl
weighted linage is known as

The inversion recovery pulse sequence that is used to suppress CSF in proton
density and T2 weighted linages is known as

The type of pulse sequence that uses a gradient instead of a 180 degree RF
pulse to rephase dephasing nuclei is known as

In a gradient echo pulse sequence, which gradient is used to dephase and
rephase nuclei

In a gradient echo pulse sequence, which parameter directly affects linage
weighting?

The condition that occurs in a gradient echo pulse sequence when the TR is
shorter than the T1 and T2 relaxation times of tissue is known as

In a gradient echo pulse sequence, transverse magnetization that is leftover
from a previous excitation pulse is known as

Gradient echo pulse sequences that preserve left over transverse
magnetization are said to be

Gradient echo pulse sequences that eliminate leftover transverse
magnetization are said to be

In a gradient echo pulse sequence, the process of reversing the slope of the
phase encoding gradient after readout to preserve residual transverse
magnetization is known as

In a gradient echo pulse sequence, the process of eliminating residual
transverse magnetization is known as

Which of the following is a method of eliminating residual transverse
magnetization

In a gradient echo pulse sequence, the use of an RF pulse to eliminate
residual transverse magnetization is known as

In a gradient echo pulse sequence, the use of a gradient to eliminate residual
transverse magnetization is known as

Gradient echo pulse sequences that have incoherent residual transverse
magnetization are primarily used to create what type of image weighting

Gradient echo pulse sequences that have coherent residual transverse
magnetization produce what type of image weighting

Which of the following is an advantage of gradient echo pulse sequences

Which of the following is a disadvantage of a gradient echo pulse sequence

The gradient echo pulse sequence that produces true T2 image weighting
is known as

The gradient echo pulse sequence that is characterized by an echo time
that is longer than its repetition time is known as

The type of pulse sequence that fills all lines of K space per TR
is known as

In an echo planar pulse sequence, using a long TE produces what type of
weighting

In an echo planar pulse sequence, pre-inverting tissue with a 180 degree RF
pulse before excitation produces what type of image weighting

In an echo planar pulse sequence, proton density weighting can be produced
by which of the following techniques

Which of the following methods can reduce blurring in a fast spin echo
pulse sequence

During a fast spin echo pulse sequence, which lines of k space are filled by
the gradients performed closest to the effective TE