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NUCLEAR MEDICINE REVIEW QUESTIONS
AND CORRECT DETAILED ANSWERS
|ALREADY GRADED A+ LATEST UPDATE
| 2024-2025
How does 201Tl decay?
✓ by electron capture
What is the role of the stannous ion in the preparation of pharmaceuticals labeled with
99mTc?
✓ to reduce the valence state of 99mTc
If an assay of a vial containing 131I shows 50 mCi present on May 2, approximately what
will the assay show on May 18?
✓ 12.5 mCi
If a bone scan has been ordered on a 5-year-old girl, and the physician prescribes 62% of
the adult dose to be
given, how many mCi should be administered?
✓ 12.4 mCi
If the biological half-life of an isotope is 6 hours, and the physical half-life is 12 hrs,what is
the effective half-life?
|
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✓ 4 hrs
Which of the following has been used to abbreviate physical half-life?
a.Tp
b. T/2
c. T2
d. P 1/2
✓ a. Tp
The physical half life of a radionuclide is the time it takes:
✓ for the nuclide to decay to one half of the original activity.
If a kit has 310 mCi of activity present at 8:00 a.m.,what will the vial assay show in 4 hours
and 10 minutes if the
decay factor is 0.618?
✓ 192 mCi
A vial containing 99mTc is assayed at 9:00 a.m. and contains 255 mCi. To calculate the
remaining activity at
3:00 p.m.,what decay factor would be used?
✓ .500
|
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A vial of technetium eluate contains 50 mCi/ml. If 4 ml are withdrawn and added to a
diphosphonate kit
containing 16 ml of solution,what volume would then need to be withdrawn to prepare a 20
mCi dose at that moment?
✓ 2.0
If a preparation of 99mTc mertiatide has 60 mCi of activity present at 8:30 a.m., how many
mCi will be present at 9:00 a.m.? (l = 0.944)
✓ 56.6
Which of the following is boiled during preparation?
a. MAA
b. sulfur colloid
c. albumin colloid
d. diphosphonates
✓ b. sulfur colloid
The presence of 12 μg Al3+ in 1 ml of 99mTc eluate is:
✓ b. an example of chemical impurity
Which body decides on the acceptable levels of radionuclidic
impurity?
|
✓ Thank You for Choosing Us! ✓ Resources & Updates: [Testtrackers - Stuvia US]
✓ © 2024 TestTrackers ✓ Your Success is Our Mission!
✓ Customer Support: [+254707240657]
NUCLEAR MEDICINE REVIEW QUESTIONS
AND CORRECT DETAILED ANSWERS
|ALREADY GRADED A+ LATEST UPDATE
| 2024-2025
How does 201Tl decay?
✓ by electron capture
What is the role of the stannous ion in the preparation of pharmaceuticals labeled with
99mTc?
✓ to reduce the valence state of 99mTc
If an assay of a vial containing 131I shows 50 mCi present on May 2, approximately what
will the assay show on May 18?
✓ 12.5 mCi
If a bone scan has been ordered on a 5-year-old girl, and the physician prescribes 62% of
the adult dose to be
given, how many mCi should be administered?
✓ 12.4 mCi
If the biological half-life of an isotope is 6 hours, and the physical half-life is 12 hrs,what is
the effective half-life?
|
✓ Thank You for Choosing Us! ✓ Resources & Updates: [Testtrackers - Stuvia US]
✓ © 2024 TestTrackers ✓ Your Success is Our Mission!
✓ Customer Support: [+254707240657]
, TestTrackers: Unlock Your Exam Potential! | Quality Practice Materials | Boost Your Confidence Today!
✓ 4 hrs
Which of the following has been used to abbreviate physical half-life?
a.Tp
b. T/2
c. T2
d. P 1/2
✓ a. Tp
The physical half life of a radionuclide is the time it takes:
✓ for the nuclide to decay to one half of the original activity.
If a kit has 310 mCi of activity present at 8:00 a.m.,what will the vial assay show in 4 hours
and 10 minutes if the
decay factor is 0.618?
✓ 192 mCi
A vial containing 99mTc is assayed at 9:00 a.m. and contains 255 mCi. To calculate the
remaining activity at
3:00 p.m.,what decay factor would be used?
✓ .500
|
✓ Thank You for Choosing Us! ✓ Resources & Updates: [Testtrackers - Stuvia US]
✓ © 2024 TestTrackers ✓ Your Success is Our Mission!
✓ Customer Support: [+254707240657]
, TestTrackers: Unlock Your Exam Potential! | Quality Practice Materials | Boost Your Confidence Today!
A vial of technetium eluate contains 50 mCi/ml. If 4 ml are withdrawn and added to a
diphosphonate kit
containing 16 ml of solution,what volume would then need to be withdrawn to prepare a 20
mCi dose at that moment?
✓ 2.0
If a preparation of 99mTc mertiatide has 60 mCi of activity present at 8:30 a.m., how many
mCi will be present at 9:00 a.m.? (l = 0.944)
✓ 56.6
Which of the following is boiled during preparation?
a. MAA
b. sulfur colloid
c. albumin colloid
d. diphosphonates
✓ b. sulfur colloid
The presence of 12 μg Al3+ in 1 ml of 99mTc eluate is:
✓ b. an example of chemical impurity
Which body decides on the acceptable levels of radionuclidic
impurity?
|
✓ Thank You for Choosing Us! ✓ Resources & Updates: [Testtrackers - Stuvia US]
✓ © 2024 TestTrackers ✓ Your Success is Our Mission!
✓ Customer Support: [+254707240657]
