Internal Dosimetry – Exam Questions
And Answers
Place the following steps in order for calculating an individual's
dose for RAM present in the body:
i. Doses from all source organs found for all target organs
ii. Individual's risk assessed
iii. Bioassay indicates large possible dose
iv. Phantom which most closely matches individual selected
v. Tissue weighting factors used to get committed effective dose
vi. Cumulated activity in each source organ calculated
vii. Increased sampling is begun to determine clearance rate of
material from the body -
correct answer ✅iii, vii, vi, iv, i, ii, v
Select all of the options listed below that describe a successfully
implemented internal dosimetry personnel monitoring program:
i. Provides information on medical intervention should an
accidental exposure occur.
ii. Provides feedback on ALARA goals.
, Internal Dosimetry – Exam Questions
And Answers
iii. Provides timely dose assessment to ensure safety and regulatory
compliance. -
correct answer ✅i, ii, iii
Methods for bioassay sampling commonly include all of the
following except:
a. Whole body counters
b. Urine Collection
c. SPECT scan
d. Fecal Collection -
correct answer ✅c
If someone were to swallow food accidentally contaminated with
radioactive material at a level equal to their _______________, this
would result in them being given an internal dose equal to their
annual regulatory limit. -
correct answer ✅ALI
Spending your working days in an environment containing RAM
dispersed in the air at a concentration equal to the
_________________ would result in you reaching your annual limit
And Answers
Place the following steps in order for calculating an individual's
dose for RAM present in the body:
i. Doses from all source organs found for all target organs
ii. Individual's risk assessed
iii. Bioassay indicates large possible dose
iv. Phantom which most closely matches individual selected
v. Tissue weighting factors used to get committed effective dose
vi. Cumulated activity in each source organ calculated
vii. Increased sampling is begun to determine clearance rate of
material from the body -
correct answer ✅iii, vii, vi, iv, i, ii, v
Select all of the options listed below that describe a successfully
implemented internal dosimetry personnel monitoring program:
i. Provides information on medical intervention should an
accidental exposure occur.
ii. Provides feedback on ALARA goals.
, Internal Dosimetry – Exam Questions
And Answers
iii. Provides timely dose assessment to ensure safety and regulatory
compliance. -
correct answer ✅i, ii, iii
Methods for bioassay sampling commonly include all of the
following except:
a. Whole body counters
b. Urine Collection
c. SPECT scan
d. Fecal Collection -
correct answer ✅c
If someone were to swallow food accidentally contaminated with
radioactive material at a level equal to their _______________, this
would result in them being given an internal dose equal to their
annual regulatory limit. -
correct answer ✅ALI
Spending your working days in an environment containing RAM
dispersed in the air at a concentration equal to the
_________________ would result in you reaching your annual limit
