1.
A patient with possible acute myocardial infarction is injected with 99mTc pyrophosphate. The technologist needs to obtain images with better target-to background ratio. Which of the following time ranges gives the best results?
2.
If the time between two successive R points is 1 second, a beat length acceptance window of 100% allows accumulation of data from cardiac beats:
3.
The presence of a focal defect on rest images that was not seen on stress images, or the presence a focal defect on stress images that appears more severe on rest images is called:
4.
The venous blood returning via the superior vena cava (SVC) and inferior vena cava (IVC) enters the heart at the:
5.
The sympathetic nervous system has great influence on cardiovascular physiology and is responsible for regulating myocardial blood flow, heart rate, and the contractile performance of the heart. Which of the following radiotracers can be used for imaging the sympathetic nervous system of the heart?
6.
What does Cardiomegaly mean?
7.
A defect that is present on stress images, and not seen or present to the lesser degree on resting images is called:
8.
The anatomical structure dividing the heart into two functionally separate and anatomically distinct units and separates left atrium and ventricle from the right atrium and ventricle is called:
9.
Which of the following arteries supplies the myocardium?
10.
The raw myocardial perfusion projection images are routinely evaluated for all of the following purposes EXCEPT:
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