NMTCB EXAMS SCRIPT ALL QUESTIONS AND
ANSWERS SET A+
✔✔If a MDP kit contains 230 mCi of Tc99m in 9 ml at 0700 how much will have to
withdrawn for a 20 mCi dose at 1300?
a. 0.6 ml
b. 0.8 ml
c. 1.6 ml
d. 1.9 ml
e. 2.1 ml - ✔✔1.6 ml
✔✔In 20 ml of Tc99m eluate, there are 30 ug of Al3+ present. can this eluate be used
for reconstituting kits for patient injection?
a. yes.
b. no. - ✔✔a. yes
✔✔If 800 mCi of Tc99m is eluted from a Mo/Tc generator, what is the max amount of
Mo99 allowed in the eluate by the NRC?
a. 8 uCi
b. 12 uCi
c. 80 uCi
d. 120 uCi
e. 200 uCi - ✔✔d. 120 uCi
0.15 = x/800
✔✔If a tech stands 2 ft from a radioactive source and recieved 1 mrem/hr from it, what
will he absorb by stepping 1 ft closer to the source?
a. 0.25 mrem/hr
b. 1.5 mrem/hr
c. 2.0 mrem/hr
ANSWERS SET A+
✔✔If a MDP kit contains 230 mCi of Tc99m in 9 ml at 0700 how much will have to
withdrawn for a 20 mCi dose at 1300?
a. 0.6 ml
b. 0.8 ml
c. 1.6 ml
d. 1.9 ml
e. 2.1 ml - ✔✔1.6 ml
✔✔In 20 ml of Tc99m eluate, there are 30 ug of Al3+ present. can this eluate be used
for reconstituting kits for patient injection?
a. yes.
b. no. - ✔✔a. yes
✔✔If 800 mCi of Tc99m is eluted from a Mo/Tc generator, what is the max amount of
Mo99 allowed in the eluate by the NRC?
a. 8 uCi
b. 12 uCi
c. 80 uCi
d. 120 uCi
e. 200 uCi - ✔✔d. 120 uCi
0.15 = x/800
✔✔If a tech stands 2 ft from a radioactive source and recieved 1 mrem/hr from it, what
will he absorb by stepping 1 ft closer to the source?
a. 0.25 mrem/hr
b. 1.5 mrem/hr
c. 2.0 mrem/hr
