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Radiology · MRI
Sample itemWhat MRI sequence is especially useful for detecting acute ischemia?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Diffusion-weighted imaging
The essential MRI principle supports Diffusion-weighted imaging; it is the option that most directly explains the image characteristic, safe modality choice, or oral-health finding described.
Option by option
A. T1-weighted imaging only
T1-weighted imaging only does not fit the stated mri feature.
B. Diffusion-weighted imaging (correct)
Correct. Diffusion-weighted imaging matches the decisive detail in this sample.
C. Mammography
Mammography is unsupported by the imaging or dental information provided.
D. Plain fluoroscopy
Plain fluoroscopy can be useful elsewhere but is not the best answer here.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.