NMTCB_PREPARATION_TEST_2026_QUESTIONS_AND_CORRECT_ANSWERS_GRADED

NMTCB PREPARATION TEST 2026
QUESTIONS AND CORRECT ANSWERS
GRADED A+

● Chromatography testing of technetium radiopharmaceuticals is done
to check for:
a. Aluminum Contamination
b. Molybdenum breakthrough
c. Radionuclidic purity
d. Radiochemical purity
e. Chemical purity. Answer: D


● The use of elliptical and/or body contour orbits in SPECT imaging
should result in improved:
a. Temporal resolution
b. Spatial resolution
c. Reconstruction times
d. Acquisition times
e. Patient comfort. Answer: B


● 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. Answer: E


● Full width at half maximum (FWHM) is often used as a measure of:
a. Uniformity
b. Sensitivity
c. Intensity
d. Resolution
e. Dead time. Answer: D


● Uncorrected flood field nonuniformities cause ____________ artifacts
in tomographic reconstruction.
a. Irregular
b. Dropout
c. Circular
d. Undulating
e. Linear. Answer: C


● How many 16-bit words of memory are required for a 64 x 64 byte
mode image?