Author: Anonymous

A small cold lesion will appear to have less count density than it really has, due to the _______________________

The mathematical operation converting information from one domain to another is known as:  (example, spatial domain into the frequency domain) 

The daily quality control study for a CT tomograph is performed with:

As a technologist, you perform a quantitative measurement, intrinsically, on the gamma camera using a a phantom with 1 mm wide slits and a thin line source of 99mTc. A count profile and graph of counts per pixel vs location is created. Which test did the technologist perform? 

Calculate a 20% window for I-131: 

This image is a transverse image of a COR evaluation using a point source. Which of the following is true regarding this image? 

The process of rotating a 3D image matrix so that it conforms to a particular set of axes is called _______________

The technologist is performing morning QC on the GM survey meter and receives the following result. What should the technologist do next?

Alignment of the gamma camera’s photopeak to the camera’s pulse height analyzer window is called: 

A Levy-Jennings plot has ______ as the X-axis and _______ as the Y axis