1.
Which of the following is a gas-filled radiation survey instrument?
2.
The center of rotation (COR) of gamma-cameras is a key quality control procedure performed to assess capability of the nuclear medicine cameras to perform:
3.
When performing daily intrinsic floods, a point source of Tc-99m is placed five crystal dimensions away and centered over the detector. A point source should produce a measured counting rate not greater than:
4.
The maximum permissible limit of Al+3 in Tc-99m eluate is set by?
5.
All of the following quality control (QC) tests are performed in nuclear medicine department to assess the reproducibility of radiation counter EXCEPT:
6.
Calibration, sensitivity/constancy, efficiency, chi-square, and energy resolution are quality control procedures performed to ensure proper operation of the:
7.
The dose calibrator’s ability to measure accurately a range of low-activity doses to high-activity doses is called:
8.
Every received package holding radioisotopes must be logged in properly. The incoming package logbook must include all of the following data EXCEPT:
9.
The shield and the decay method are two different approaches to evaluate:
10.
Spatial resolution and spatial linearity of a gamma-camera is assessed with a 4-quadrant bar phantom which consists of four sectors of lead bars and intervening plastic strips:
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