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MRI quiz 5 week 6, MRI quiz 4 week 5, MRI quiz 3 week 4, MRI Quiz 2 week 3, MRI Quiz 1 week 2;(Combined Quizzes with 100% Correct Answers) 2024/2025 (A+ Graded Verified) $27.99
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MRI quiz 5 week 6, MRI quiz 4 week 5, MRI quiz 3 week 4, MRI Quiz 2 week 3, MRI Quiz 1 week 2;(Combined Quizzes with 100% Correct Answers) 2024/2025 (A+ Graded Verified)
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As technologists, we can easily identify that the phase direction is from A) sagittal; axial B) axial; coronal C) left; right D) superior; inferior Ans- C) left; right Which artifact should be identified above? A) Phase Wrap artifact B) Matrix seizure artifact C) Magic angle artifac...

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  • October 3, 2024
  • 40
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • mri quiz 5 week 6 mri quiz 4 week 5 mri quiz 3 w
  • as technologists we can easily identify that the
  • which artifact should be identified above a phas
  • the addition of an is the difference between 2d a

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  • MRI All Combined
  • MRI All Combined

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MRI quiz 5 week 6, MRI quiz 4 week 5,
MRI quiz 3 week 4, MRI Quiz 2 week 3,
MRI Quiz 1 week 2;(Combined Quizzes
with 100% Correct Answers) 2024/2025
(A+ Graded Verified)
As technologists, we can easily identify that the phase direction is from to
.

A)
sagittal;
axial B)
axial;
coronal C)
left; right
D)
superior; inferior Ans-
C) left; right

Which artifact should be identified above?

A)
Phase Wrap artifact
B)
Matrix seizure artifact
C)
Magic angle artifact
D)
No artifact is present. Ans-
A) Phase Wrap artifact

The addition of an is the difference between 2D and 3D
imaging.

A)
extra frequency
direction B)
extra phase
direction C)
extra phase and frequency direction

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D)
additional NEX Ans- B)
extra phase direction

To perform a proper Axial T2-weighted image of the Brain, you would utilize a
TR and a TE.

A)
Long, Long
B)
Long, Short
C)
Short, Long
D)
Short, Short Ans- A)
Long, Long

Increasing your slice thickness from 3mm to 5mm will SNR because
.

A)
decrease; it allows more spatial
resolution. B)
increase; increasing thickness allows less area of the body to be
sampled. C)
increase; it allows the sampling of more protons per
slice. D)
remain the same; it has no effect on SNR. Ans- C)
increase; it allows the sampling of more protons per
slice.

Increasing your matrix on a MRI Knee from 320x288 to 512x384 will
spatial resolution while SNR.

A)
increase;
increase B)
increases;
decrease C)
decrease; decrease
D)
decrease; increase Ans- B)
increases; decrease

In comparison, an MR image of 288x160 would be called a matrix,
while an MR image of 512x416 would be a matrix.

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A)
fine; coarse
B)
not correct
options C)
coarse; fine
D)
higher resolution; low resolution Ans- C)
coarse; fine

Which of the following are TRUE regarding Number of Excitations?

A)
Increases
matrix B)
Increases scan
time C)
Decreases SNR
D)
Increases SNR Ans- B)
Increases scan time

D)
Increases SNR

Ideally used for mass and contrast imaging, T1-weighted images uses a TR range of
- ms and a TE range of - ms.

A)
400-700; 10-14
B)
2000-6800; 10-14
C)
4000-6800; 10-14
D)
400-700; 105-115 Ans- A)
400-700; 10-14

An in FOV will SNR.

A)
decrease decrease
B)
increase;
increase C)
decrease, increase

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D)
increase; decrease Ans- B)
increase; increase

As you increase Echo Train Length, you SNR because
.

A)
have no effect on; the echo's need to be sampled no matter
what. B)
slightly effect; signals vary amount refocusing
pulses C)
decrease; echo's are being sampled further from the initial 90 RF
pulse D)
increase; echo's are being sampled further from the initial 90 RF pulse Ans- C)
decrease; echo's are being sampled further from the initial 90 RF pulse

Dr. Screwball comes to the MRI department and states he wants you to perform
an exam to r/o myositis. He states, "we do not need perfect imaging, just to cover
a larger area from the hips to the knees." What would be the imaging parameter
adjustment to cover this large area?

A)
Decrease NEX
B)
Increase FOV
C)
Increase Gap or Spacing between each
slice D)
Decrease TR Ans- C)
Increase Gap or Spacing between each slice

Motion is ALWAYS found in the direction.

A)
matri
x B)
frequenc
y C)
axia
l D)
phase Ans- D)
phase

Scenario: You are working in a inpatient facility and notice a MRI Brain script
coming from the printer. You see on the script the patient has history of
Parkinson's disease.

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