1.
The shield and the decay method are two different approaches to evaluate:
2.
Co-57, Ge-68, and Ba-133 are sometimes called “mock” isotopes. Which of the following trios of isotopes do they imitate?
3.
Every received package holding radioisotopes must be logged in properly. The incoming package logbook must include all of the following data EXCEPT:
4.
The daily quality control for dose calibrator includes a constancy check typically performed with small amounts of Cobalt-57 or Cesium-137. Cs-137 has a half-life of 30 years and produces:
5.
The quality control procedure performed on the dose calibrator with all the dose configurations used in the nuclear medicine department is called:
6.
Well-counter calibration data of a positron emission tomography (PET) scanner are applied for:
7.
Which of the following is a gas-filled radiation survey instrument?
8.
Which of the following quality control procedures is NOT performed to ensure proper operation of the survey meter?
9.
When tested Tc-99m sulfur colloid kit with TLC for free Tc-99m, the technologist noted: strip with free Tc-99m migrated to the solvent front reads 650 cpm, and strip containing Tc-99m sulfur colloid remaining at the point of origin reads 18350 cpm. What is the radiopharmaceutical impurity of this sulfur colloid kit?
10.
Increasing the thickness of the scintillation detector will result in the detector:
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