NMTCB PERP EXAM|QUESTIONS AND VERIFIED ANSWERS|NEW UPDATE
2026/2027| GUARANTEED SUCCESS|GRADED A+
What is being evaluated with chromatography testing of technetium radiopharmaceuticals?
CORRECT|ANSWER
radiochemical purity
The use of elliptical and/or body contour orbits in SPECT imaging should result in improved
CORRECT|ANSWER
Spatial resolution
Which of the following variables does not affect spatial resolution in nuclear medicine imaging systems?
CORRECT|ANSWER
Byte vs. word acquisition mode
Full width at half maximum (FWHM) is often used as a measure of:
CORRECT|ANSWER
resolution
Uncorrected flood field nonuniformities cause ________ artifacts in tomographic reconstruction
CORRECT|ANSWER
circular (ring)
How many 16 bit words of memory are required for a 64x64 byte mode image?
CORRECT|ANSWER
2,048
(64x64)/2
, What are areas of prolonged retention of Xe-133 in the lungs associated with?
CORRECT|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?
CORRECT|ANSWER
44 milliseconds
Which of the following myocardial perfusion patterns suggest that the patient has myocardial ischemia?
CORRECT|ANSWER
Normal resting Tl-201, abnormal stress Tl-201
Ventricular depolarization occurs just before the ventricles contract, expelling blood forward into the pulmonary artery
and aorta. What represents this action on the EKG strip?
CORRECT|ANSWER
QRS complex
At what distance is the exposure rate (in mR/hr) indicated by a package's transport index measured?
CORRECT|ANSWER
1 meter from the surface
According to the NRC, an unrestricted area is one in which a person would receive a radiation dose of less than:
CORRECT|ANSWER
2 mrem/hr
2026/2027| GUARANTEED SUCCESS|GRADED A+
What is being evaluated with chromatography testing of technetium radiopharmaceuticals?
CORRECT|ANSWER
radiochemical purity
The use of elliptical and/or body contour orbits in SPECT imaging should result in improved
CORRECT|ANSWER
Spatial resolution
Which of the following variables does not affect spatial resolution in nuclear medicine imaging systems?
CORRECT|ANSWER
Byte vs. word acquisition mode
Full width at half maximum (FWHM) is often used as a measure of:
CORRECT|ANSWER
resolution
Uncorrected flood field nonuniformities cause ________ artifacts in tomographic reconstruction
CORRECT|ANSWER
circular (ring)
How many 16 bit words of memory are required for a 64x64 byte mode image?
CORRECT|ANSWER
2,048
(64x64)/2
, What are areas of prolonged retention of Xe-133 in the lungs associated with?
CORRECT|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?
CORRECT|ANSWER
44 milliseconds
Which of the following myocardial perfusion patterns suggest that the patient has myocardial ischemia?
CORRECT|ANSWER
Normal resting Tl-201, abnormal stress Tl-201
Ventricular depolarization occurs just before the ventricles contract, expelling blood forward into the pulmonary artery
and aorta. What represents this action on the EKG strip?
CORRECT|ANSWER
QRS complex
At what distance is the exposure rate (in mR/hr) indicated by a package's transport index measured?
CORRECT|ANSWER
1 meter from the surface
According to the NRC, an unrestricted area is one in which a person would receive a radiation dose of less than:
CORRECT|ANSWER
2 mrem/hr
