NMTCB SAMPLE QUESTIONS AND ANSWERS 100% CORRECT
NMTCB SAMPLE QUESTIONS AND ANSWERS 100% CORRECT
NMTCB SAMPLE QUESTIONS AND ANSWERS 100% CORRECT
What is being evaluated with chromatography testing of technetium radiopharmaceuticals? - ANSWER-Radiochemical purity
The use of elliptical and/o...
NMTCB SAMPLE QUESTIONS AND
ANSWERS 100% CORRECT
What is being evaluated with chromatography testing of technetium
radiopharmaceuticals? - ANSWER-Radiochemical purity
The use of elliptical and/or body contour orbits in SPECT imaging should result in
improved: - ANSWER-Spatial resolution
Which of the following variables does not affect spatial resolution in nuclear medicine
imaging systems? - ANSWER-Byte vs. word acquisition mode
Full width at half maximum (FWHM) is often used as a measure of: - ANSWER-
resolution
Uncorrected flood field nonuniformities cause ____________ artifacts in tomographic
reconstruction. - ANSWER-circular
How many 16-bit words of memory are required for a 64 x 64 byte mode image? -
ANSWER-2048
What are areas of prolonged retention of Xe-133 in the lungs associated with? -
ANSWER-Obstructive lung disease
A patient is to undergo a multiple-gated cardiac blood-pool study with the heart cycle
divided in 20 frames. The patient is in normal sinus rhythm and has a heart rate of 68
bpm. The computer should lock in at what time per frame for this study? - ANSWER-44
milliseconds
The dose rate during preparation of a radiopharmaceutical is 1.66 mrem/hr. With this
rate reduced by 2 HVLs, how many hours would it take a worker to accumulate 10
mrems? - ANSWER-24
In a euthyroid patient, which of the following describes the result of Cytomel (T3)
administration for 8 days prior to a radioactive iodine thyroid uptake? - ANSWER-
Decreased thyroid uptake
Which of the following myocardial perfusion patterns suggest that the patient has
myocardial ischemia? - ANSWER-Normal resting Tl-201, Abnormal Stress Tl-201
According to NRC, an unrestricted area is one in which a person would receive a
radiation dose of less than: - ANSWER-2 mrem/hr
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