NUCLEAR MEDICINE BOARD REVIEW
2026 COMPLETE EXAM QUESTIONS
AND VERIFIED ANSWERS
one advantage of the in vivo method of Tc99m red cell tagging is that: - ANSWER-no
manipulation of blood samples outside the body is required
boiling a Tc99m sulfur colloid preparation for too long will result in colloidal particles that
are: - ANSWER-too large
Which of the following components in a Tc99m medronate prep is a radiochemical
impurity?
a. aluminum
b. Mo99
c. 0.9% NaCl
d. Tc99m pertechnetate
e. ascrobic acid - ANSWER-Tc99m pertechnetate
which of the following image findings is most consistent with chromatography results of
a tc99m oxidronate sample demonstrating 65% radiochemical purity?
a. well-defined bone uptake
b. stomach and thyroid uptake
c. lung uptake
d. gi activity
e. heart uptake - ANSWER-b. stomach and thyroid uptake
In what way does the modified in vivo method of labeling RBCs with Tc99m
pertechnetate differ from the in vivo method? - ANSWER-the modified method mixes
Tc99m pertechnetate with only a small volume of the patient's blood
What is true about the modified in vivo method for labeling red blood cells with Tc99m
pertechnetate? - ANSWER-a sample of the patien'ts "pretinned" blood is incubaed with
Tc99m pertechnetate outside of the patient
If a Mo99/Tc99m generator is eluted at 0700 and again at 1300, the next day's Tc99m
yield at 0700: - ANSWER-will be decreased
127 millicuries is equivalent to how many gigabecquerels? - ANSWER-4.70 GBq
,if a new generator is eluted several times and each time the amount of alumnum in the
eluate exceeds the USP limit, the tech should: - ANSWER-contact the generator
manufacturer
the shelf life of most tc99m labeled RP's is: - ANSWER-6-8 hours
Which of the following medical history is relevant to In111 capromab pendetide
imaging?
a. breast feeding schedule
b. mammogram result
c. last menstrual cycle
d. pregnancy status
e. PSA level - ANSWER-PSA level
Which of the following is not recommended during HMPAO/ECD administration?
a. dim the lights
b. inject using an IV line
c. talk calmingly to the patient during injection
d. ask them to keep eyes and ears open - ANSWER-talk calmingly to the patient during
injection
pentagastrin is commonly used in which of the following scans? - ANSWER-Meckel's
diverticulum
If an anticoagulant is added to a blood sample, the fluid portion of the blood sample is
known as: - ANSWER-plasma
Contraindication for performing MPI resting study is: - ANSWER-having a nitroglycerin
drip
to help clear the thyroid, liver, and bowel when performing a cardiac perfusion study
with sestamibi, a tech should give what before imaging? - ANSWER-a glass of cold
water
where is the x-ray generator located in a CT scanner? - ANSWER-inside the gantry
In performing a GET, imaging should begin: - ANSWER-immediately after meal
consumption, then every 15 minutes for at least 2 hours
every hour for 2 minutes at ku
administration technique for Tc99m bicisate includes which of the following?
a. direct venous stick
b. infusion at peak cardiac stress
c. bolus injection technique
, d. infusion over 3 hours
e. minimize environmental stimuli - ANSWER-e. minimize environmental stimuli
patient prep for instilling colloidal P32 chromic phosphate into the peritoneal cavity
includes: - ANSWER-introducing tc99m sulfur colloid into the cavity to confirm that the
P32 will disperse evenly
SPECT brain imaging may begin how soon after the administration of tc99m
exametazime? - ANSWER-1-2 hours
What dont you have to do when a tech cares for a patient who is not known to have a
communicable disease and following infection control measures are still implemented? -
ANSWER-do not need to decontaminate imaging equipment with an antiseptic
Normal sinus rhythm is characterized by: - ANSWER-60-100 beats/min
R wave occuring at constant intervals
PR interval 0.12-0.20 sec long
After stress myocardial imaging with Tl201 thallous chloride, 1-1.5 mCi of Tl201 thallous
chloride may be given before rest imaging to: - ANSWER-demonstrate reversible
ischemia more readily
prep for the patient for Meckel's diverticulum localization includes: - ANSWER-fasting
for at least 2 hour before imaging
which of the following Tc99m labeled agents is the preferred tracer for demonstrating
intermittent GI bleeding? - ANSWER-RBC's
furosemide is sometimes administered during renal imaging to: - ANSWER-rule out
uteropelvic obstruction
what is a normal response when furosemide is given near the end of a renal function
study? - ANSWER-radioactivity is cleared from the renal pelvic into the bladder
early (6 hr after injection) Ga67 imaging should be performed if which condition is
suspected? - ANSWER-osteomyelitis
In111 pentetreotide localized in what sites: - ANSWER-pituitary gland, spleen, thyroid
gland, and liver
if a patient is injected with Tc99m MAA while in an upright position, what is most likely to
be seen on the perfusion lung images? - ANSWER-decreased tracer activity in the lung
apices
if the usual adult dosage of Tc99m MAA is 4 mCi, a patient who has had a right
pneumonectomy should receive what dosage? - ANSWER-2 mCi
2026 COMPLETE EXAM QUESTIONS
AND VERIFIED ANSWERS
one advantage of the in vivo method of Tc99m red cell tagging is that: - ANSWER-no
manipulation of blood samples outside the body is required
boiling a Tc99m sulfur colloid preparation for too long will result in colloidal particles that
are: - ANSWER-too large
Which of the following components in a Tc99m medronate prep is a radiochemical
impurity?
a. aluminum
b. Mo99
c. 0.9% NaCl
d. Tc99m pertechnetate
e. ascrobic acid - ANSWER-Tc99m pertechnetate
which of the following image findings is most consistent with chromatography results of
a tc99m oxidronate sample demonstrating 65% radiochemical purity?
a. well-defined bone uptake
b. stomach and thyroid uptake
c. lung uptake
d. gi activity
e. heart uptake - ANSWER-b. stomach and thyroid uptake
In what way does the modified in vivo method of labeling RBCs with Tc99m
pertechnetate differ from the in vivo method? - ANSWER-the modified method mixes
Tc99m pertechnetate with only a small volume of the patient's blood
What is true about the modified in vivo method for labeling red blood cells with Tc99m
pertechnetate? - ANSWER-a sample of the patien'ts "pretinned" blood is incubaed with
Tc99m pertechnetate outside of the patient
If a Mo99/Tc99m generator is eluted at 0700 and again at 1300, the next day's Tc99m
yield at 0700: - ANSWER-will be decreased
127 millicuries is equivalent to how many gigabecquerels? - ANSWER-4.70 GBq
,if a new generator is eluted several times and each time the amount of alumnum in the
eluate exceeds the USP limit, the tech should: - ANSWER-contact the generator
manufacturer
the shelf life of most tc99m labeled RP's is: - ANSWER-6-8 hours
Which of the following medical history is relevant to In111 capromab pendetide
imaging?
a. breast feeding schedule
b. mammogram result
c. last menstrual cycle
d. pregnancy status
e. PSA level - ANSWER-PSA level
Which of the following is not recommended during HMPAO/ECD administration?
a. dim the lights
b. inject using an IV line
c. talk calmingly to the patient during injection
d. ask them to keep eyes and ears open - ANSWER-talk calmingly to the patient during
injection
pentagastrin is commonly used in which of the following scans? - ANSWER-Meckel's
diverticulum
If an anticoagulant is added to a blood sample, the fluid portion of the blood sample is
known as: - ANSWER-plasma
Contraindication for performing MPI resting study is: - ANSWER-having a nitroglycerin
drip
to help clear the thyroid, liver, and bowel when performing a cardiac perfusion study
with sestamibi, a tech should give what before imaging? - ANSWER-a glass of cold
water
where is the x-ray generator located in a CT scanner? - ANSWER-inside the gantry
In performing a GET, imaging should begin: - ANSWER-immediately after meal
consumption, then every 15 minutes for at least 2 hours
every hour for 2 minutes at ku
administration technique for Tc99m bicisate includes which of the following?
a. direct venous stick
b. infusion at peak cardiac stress
c. bolus injection technique
, d. infusion over 3 hours
e. minimize environmental stimuli - ANSWER-e. minimize environmental stimuli
patient prep for instilling colloidal P32 chromic phosphate into the peritoneal cavity
includes: - ANSWER-introducing tc99m sulfur colloid into the cavity to confirm that the
P32 will disperse evenly
SPECT brain imaging may begin how soon after the administration of tc99m
exametazime? - ANSWER-1-2 hours
What dont you have to do when a tech cares for a patient who is not known to have a
communicable disease and following infection control measures are still implemented? -
ANSWER-do not need to decontaminate imaging equipment with an antiseptic
Normal sinus rhythm is characterized by: - ANSWER-60-100 beats/min
R wave occuring at constant intervals
PR interval 0.12-0.20 sec long
After stress myocardial imaging with Tl201 thallous chloride, 1-1.5 mCi of Tl201 thallous
chloride may be given before rest imaging to: - ANSWER-demonstrate reversible
ischemia more readily
prep for the patient for Meckel's diverticulum localization includes: - ANSWER-fasting
for at least 2 hour before imaging
which of the following Tc99m labeled agents is the preferred tracer for demonstrating
intermittent GI bleeding? - ANSWER-RBC's
furosemide is sometimes administered during renal imaging to: - ANSWER-rule out
uteropelvic obstruction
what is a normal response when furosemide is given near the end of a renal function
study? - ANSWER-radioactivity is cleared from the renal pelvic into the bladder
early (6 hr after injection) Ga67 imaging should be performed if which condition is
suspected? - ANSWER-osteomyelitis
In111 pentetreotide localized in what sites: - ANSWER-pituitary gland, spleen, thyroid
gland, and liver
if a patient is injected with Tc99m MAA while in an upright position, what is most likely to
be seen on the perfusion lung images? - ANSWER-decreased tracer activity in the lung
apices
if the usual adult dosage of Tc99m MAA is 4 mCi, a patient who has had a right
pneumonectomy should receive what dosage? - ANSWER-2 mCi
