题目内容

A MIP reconstruction is used to:

A. visualize radio-opaque structures that are spread across a number of imaging slices.
B. create a 3D projection of a CT volume.
C. display the minimum values in a dataset

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In the final step of back projection for a 3 by 3 block of CT data with 4 projections, what number is each voxel divided by to obtain the final result matching the original data?

A. 3
B. 4
C. 5

Generally, increasing the number of projections through an object during a CT acquisition:

A. Decreases resolution.
B. Increases resolution.
C. Does not affect resolution.

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A. Intracerebral hemorrhage
B. Skull defect
C. Brain tumor
D. All above

Which imaging modality is commonly used to diagnose coronary artery calcification?

A. Magnetic resonance imaging (MRI)
B. Positron emission tomography (PET)
Computed tomography (CT)