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The matrix elements of a 3D image matrix are called:

The Nyquist frequency is:

Which of the following statements is TRUE about an image acquired with zoom?

Which of the following is an example of a solid state detector?

If you are acquiring a SPECT study using a 128 x 128 matrix with a 52 cm FOV with 64 projections at 20 seconds per stop on a single detector camera. How long will it take to perform this study?

If a Butterworth filter is applied to an image and the order of the filter remains constant, which of the following cutoff frequencies will result in the smoothest image?

The advantage to increasing the number of detectors on a scintillation camera, is that it increases the __________.

Circular “ring”artifacts in tomographic reconstruction are the result of:

Noise becomes the dominant image component at _______ frequencies.

Cardiac imaging uses which arc of rotation?