NMTCB Sample Exam Questions with Answers

What is being evaluated with chromatography testing of technetium radiopharmaceuticals A. Aluminum Contamination B. Molybdenum Breakthrough C. Radionuclidic Purity D. Radiochemical Purity E. Chemical Purity D. Radiochemical Purity The use of elliptical and or body counter orbits in SPECT imaging should result in improved A. Temporal Resolution B. Spatial Resolution C. Reconstruction Times D. Acquisition Times E. Patient Comfort B. Spatial Resolution Which of the following variables does not affect spatial resolution in nuclear medicine imaging systems A. Physical Design of the collimator B. Material of which the collimator is constructed C. Energy of the gamma rays being counted D. Computer matrix pixel size E. Byte vs word acquisition mode E. Byte vs word acquisition mode Full Width at Half Maximum (FWHM) is often used as a measure of A. Uniformity B. Sensitivity C. Intensity D. Resolution E. Deadtime D. Resolution Uncorrected field flood non uniformities cause ______ artifacts in tomographic reconstruction A. Irregular B. Dropout C. Circular D. Undulating E. Linear C. Circular How many 16 bit words of memory are required for a 64 by 64 byte mode image A. 2048 B. 4096 C. 16,384 D. 32,768 E. 65,535 A. 2048