Mosby's 100 Questions (Safety) Exam
Success Secrets: Tips and Tricks to
Maximize Your Score
What occurs when the master molecule is struck by radiation?
a.) Indirect effect
b.) Target theory
c.) Direct effect
d.) Doubling dose - ✔ ✔
What term best describes the approximate skin dose where the X-ray beam is exerting the patient?
a.) Effective dose
b.) Nonoccupational dose
c.) In-air exposure
d.) Air kerma - ✔ ✔ D
Air kerma
What unit of measurement is used for absorbed dose in tissue?
a.) Gy(a)
b.) Gy(s)
c.) Gy(b)
d.) Gy(t) - ✔ ✔ D
,Gy(t)
What unit of measurement is used for effective dose limits?
a.) Becquerel
b.) Gy(t)
c.) Sievert
d.) Gy(a) - ✔ ✔
Which of the following describes the amount of radiation required to increase the number of mutations
in a population by a factor of 2?
a.) Indirect effect
b.) Target theory
c.) Doubling dose
d.) Mutations - ✔ ✔
A feature of fluoroscopic X-ray machines that automatically adjusts kVp and mA so as to maintain image
brightness for necessary image quality is called:
a.) Automatic imaging
b.) Automatic brightness control (ABC)
c.) Automatic image processing
d.) Constant exposure output - ✔ ✔ B
Automatic brightness control (ABC)
According to NCRP report #116, what is the annual effective occupational dose limit for the lens of the
eye?
a.) 1.5 mSv
, b.) 1.0 mSv
c.) 100 mSv
d.) 150 mSv - ✔ ✔
A readout on the fluoroscopic monitor that indicates air kerma striking the surface of the patient is:
a.) mA meter
b.) DAP meter
c.) ESD meter
d.) kVp meter - ✔ ✔
According to NCRP report #116, the annual occupational effective dose limit is:
a.) 50 mSv
b.) 10 mSv
c.) 0.50 mSv
d.) 0.05 mSv - ✔ ✔
According to NCRP report #116, the occupational cumulative effective dose limit = age in years x what
dose?
a.) 5 mSv
b.) 0.1 mSv
c.) 0.5 mSv
d.) 10 mSv - ✔ ✔
According to NCRP report #116, what is the annual effective dose limit for the general public, assuming
infrequent exposure?
a.) 5 mSv
Success Secrets: Tips and Tricks to
Maximize Your Score
What occurs when the master molecule is struck by radiation?
a.) Indirect effect
b.) Target theory
c.) Direct effect
d.) Doubling dose - ✔ ✔
What term best describes the approximate skin dose where the X-ray beam is exerting the patient?
a.) Effective dose
b.) Nonoccupational dose
c.) In-air exposure
d.) Air kerma - ✔ ✔ D
Air kerma
What unit of measurement is used for absorbed dose in tissue?
a.) Gy(a)
b.) Gy(s)
c.) Gy(b)
d.) Gy(t) - ✔ ✔ D
,Gy(t)
What unit of measurement is used for effective dose limits?
a.) Becquerel
b.) Gy(t)
c.) Sievert
d.) Gy(a) - ✔ ✔
Which of the following describes the amount of radiation required to increase the number of mutations
in a population by a factor of 2?
a.) Indirect effect
b.) Target theory
c.) Doubling dose
d.) Mutations - ✔ ✔
A feature of fluoroscopic X-ray machines that automatically adjusts kVp and mA so as to maintain image
brightness for necessary image quality is called:
a.) Automatic imaging
b.) Automatic brightness control (ABC)
c.) Automatic image processing
d.) Constant exposure output - ✔ ✔ B
Automatic brightness control (ABC)
According to NCRP report #116, what is the annual effective occupational dose limit for the lens of the
eye?
a.) 1.5 mSv
, b.) 1.0 mSv
c.) 100 mSv
d.) 150 mSv - ✔ ✔
A readout on the fluoroscopic monitor that indicates air kerma striking the surface of the patient is:
a.) mA meter
b.) DAP meter
c.) ESD meter
d.) kVp meter - ✔ ✔
According to NCRP report #116, the annual occupational effective dose limit is:
a.) 50 mSv
b.) 10 mSv
c.) 0.50 mSv
d.) 0.05 mSv - ✔ ✔
According to NCRP report #116, the occupational cumulative effective dose limit = age in years x what
dose?
a.) 5 mSv
b.) 0.1 mSv
c.) 0.5 mSv
d.) 10 mSv - ✔ ✔
According to NCRP report #116, what is the annual effective dose limit for the general public, assuming
infrequent exposure?
a.) 5 mSv
