NMTCB Sample Exam 2026 Questions
and 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 - Correct answer-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
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, E. Patient Comfort - Correct answer-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 - Correct answer-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 - Correct answer-D. Resolution
Uncorrected field flood non uniformities cause ______ artifacts in tomographic
reconstruction
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and 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 - Correct answer-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
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, E. Patient Comfort - Correct answer-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 - Correct answer-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 - Correct answer-D. Resolution
Uncorrected field flood non uniformities cause ______ artifacts in tomographic
reconstruction
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2