ANSWERS SURE A+
✔✔Which is not a beta emitter?
a. P32
b. I-131
c. Kr-81m
d. Sr-89 - ✔✔c. Kr-81m
✔✔Which are used for the imaging of neoplasms?
a. Tl-201 chloride
b. I-131 MIBG
c. Tc99m sestamibi
d. All of the above
e. A and B only - ✔✔d. All of the above
✔✔constancy of a dose calibrator must be performed:
a. daily
b. weekly
c. monthly
d. yearly
e. at installation and following repair - ✔✔a. daily
✔✔The valence state of Tc99m is usually reduced when preparing kits through the use
of:
a. Nitrate
b. oxygen
c. stannous ions
d. alumina - ✔✔c. stannous ions
, ✔✔First-pass cardiac studies require:
a. a compact bolus of RP
b. gating
c. multiple crystal imaging system
d. extended imaging time
d. all of the above - ✔✔a. a compact bolus of RP
✔✔most of the thyroid hormone in the circulation is:
a. T3
b. T4
c. TSH
d. TRF - ✔✔b. T4
✔✔Which of the following guidelines apply to position a patient for a flow study of the
native kidneys?
a. center the detector over the iliac fossa of interest
b. Iliac crests should be centered over the detector face
c. sternal notch should be at the top of the FOV
d. Xiphoid process should be over the upper part of the detector face - ✔✔d. Xiphoid
process should be over the upper part of the detector face
✔✔Xe133 may be used:
a. in rooms that are held at a positive pressure to surrounding areas
b. in patient rooms if they are private
c. in imaging rooms that have a ceiling vent
d. in rooms that are held at a negative pressure to surrounding areas
e. in all of the above as long as oxygen is not in use - ✔✔d. in rooms that are held at a
negative pressure to surrounding areas
✔✔Given the following data, calculate the LVEF:
net counts, end diastole: 20,582
net counts, end systole: 44,653
a. 18.5%
b. 46.1%
c. 53.9%
d. 68.5% - ✔✔c. 53.9%
✔✔Calcuation of GBEF requires:
a. cholecystokinin
b. Cimetidine
c. pentegastrin
d. Tc99m mebrofenin
e. A and D - ✔✔a. cholecystokinin