ARRT REVIEW - MRI REGISTRY REVIEW PROGRAM QUESTIONS AND ANSWERS
ARRT REVIEW - MRI REGISTRY REVIEW PROGRAM QUESTIONS AND ANSWERS An RF pulse of what flip angle will maximize the component of the net magnetization projected into the transverse plane? a. 180 b. 120 c. 90 d. 45 - ANS-c. T1 relaxation refers to ____ relaxation. a. spin-spin b. longitudinal c. phase d. transverse - ANS-b. Which of the following statements is false? a. T1 relaxation refers to longitudinal recovery of magnetization while T2 relaxation refers to the transverse decay of magnetization b. T1 relaxation and T2 relaxation occur simultaneously c. echoes collected in the transverse plane demonstrate only T2 relaxation differences d. T2 relaxation occurs much more quickly than T1 relaxation - ANS-c. If the precessional frequency of the patient's protons is approximately 21 MHz, what magnetic field strength is being experienced by the patients protons? - ANS-... CONTINUES...
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- Arrt
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- Uploaded on
- November 18, 2024
- Number of pages
- 127
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- 2024/2025
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- Exam (elaborations)
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- Questions & answers
Subjects
- arrt
- questions and answers
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arrt review mri registry review program
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an rf pulse of what flip angle will maximize the c
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t1 relaxation refers to relaxation
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which of the following statements is false
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i
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