MRIQUIZ.com Mock Exam 2024/2025 with 100% correct answers
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MRI.com Mock
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MRI.com Mock
A remedy for a Gibbs truncation artifact would be:
A. Increase the field of view
B. Reduce the number of phase encodings
C. Increase the number of phase encodings
D. Decrease the TE correct answersIncrease the number of phase encodings
The HEIGHT of a peak on an MR spectrum correlates to...
A remedy for a Gibbs truncation artifact would be:
A. Increase the field of view
B. Reduce the number of phase encodings
C. Increase the number of phase encodings
D. Decrease the TE correct answersIncrease the number of phase encodings
The HEIGHT of a peak on an MR spectrum correlates to the _________ of a substance that was detected.
correct answersamount
In a Fast Spin Echo (FSE) sequence, acquired with a short echo time (TE), yielding T1 or PD weighted
images, blurring can be reduced by: correct answersUsing a shorter ETL
Short TAU inversion recovery (STIR) sequences are typically used for the evaluation of all the following
EXCEPT:
a. compression fractures
b. lesions with retro-orbital fat
c. fluid (CSF)
d. musculoskeletal contussions correct answersfluids (CSF)
Dynamic enhanced MRA sequences of the mesenteric arteries are performed using: correct
answersincoherent gradient echo
What would the scan time be in a 3D volume acquisition as follows: TR 24 ms, TE 7 ms, Flip Angle 15°,
FOV 20cm, 2mm slice thickness, 76 slices, 176 x 256 matrix, 1 NEX? correct answers5 min 21 sec
Which of the following, in an MRA sequence, aids in minimizing the loss of signal due to dephasing
within a voxel:
A. Long TE
, B. Short TR
C. Smaller voxel size
D. Short TE
E. C and D correct answersC and D
When a gradient echo sequence is selected for fast, breath hold dynamic contrast-enhanced imaging of
the abdomen, _____________ is utilized. correct answersSpoiling
Referencing the White Paper on MRI safety, individuals identified as "Level 1" personnel include: correct
answersThose with limited MRI safety training
Diseases, such as malaria, in which microorganisms are transferred via an insect, come under the
classification of __________ infections. correct answersVector borne
What effect would using a steep slice select slope and/or narrow bandwidth have on slice thickness?
A. Slices will be thick
B. Slices will be thin
C. Partial volume averaging will increase
D. Aliasing artifact will occur
E. B and C correct answersSlices will be thin
A technologist may be permitted to administer oxygen in an emergency situation. The most common
rate used is:
A. 2L/min
B. 5L/min
C. 10L/min
D. 20L/min correct answers2L/min
The first major branch of the abdominal aorta is the _______. correct answersCeliac artery
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