In NM imaging, the gamma detector’s ability to detect ioinzing events is known as:

What kilovolt (peak) range should be used during film/screen mammography?

The CT number of air should not deviate by more than ___ Hounsfield units from -1000.

What is used as the reference material for CT number calibrations?

Which term refers to the ability of a CT scanner to yeild the same CT number regardless of location o the ROI within a homogenous object?

The NM procedure that requires photons created during annihilation reactions is:

Nonuniformity in the magnetic field can be caused by

What is used as the reference material for CT number calibrations?

The ability of the MR system to show the separation of small objects is the:

The CT number of air should not deviate by more than ___ Hounsfield units from -1000.