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Cardiac imaging uses which arc of rotation?

When performing SPECT, which of the following must be considered?

Which of the following filters would preserve more of the signal, assume each filter is using the same cutoff frequency.

Given the following plot of order or power factor. If the following order’s were applied: 1, 2, 4, 10, and 20 and the curves seen were generated. Which letter curve would have resulted by applying an order of 20?

The CFOV is generally described as what percentage of the UFOV?

The filter algorithm selected by the technologist should include consideration of:

Which cardiac study would have the greatest need for attenuation correction.

The effect of changing the order or power factor of a filter is ________ apparent than changing the cutoff frequency.

When a peptide bond is formed, a(n ) [1] group reacts with a carboxylate group.   In the peptide Trp─Ser─Val, valine is at the [2].   In the tripeptide Trp─Val─Phe, the N-terminal residue is [3].

Which one of the representations describes the oligopeptide shown below?