As of 2016, which of the following is the total average annual radiation equivalent
dose from medical, human-made, and natural radiation?
A. 1.5 mSv per year
B. 2.3 mSv per year
C. 3.1 mSv per year
D. 5.5 mSv per year
Give this one a try later!
D. 5.5 mSv per year
An effective radiation safety program requires a firm commitment to radiation safety
by:
1. Facilities providing imaging services
,2. Radiation workers
3. Patients
Give this one a try later!
1 and 2 only
Exit, or image-formation, radiation is composed of which of the following?
A. Primary photons and wide-angle Compton scattered photons
B. Noninteracting and small angle scattered photons
C. Very low energy photons
D. Auger electrons
Give this one a try later!
B. Noninteracting and small angle scattered photons
Reevaluation of the quantity and type of radiation that was released in the atomic
bombing of the cities of Hiroshima and Nagasaki has led to revised atomic bomb data
in which radiation-induced leukemia and solid tumors may now be attributed
predominantly to:
A. Alpha radiation exposure
B. Gamma radiation exposure
C. Neutron radiation exposure
D. X-radiation exposure
Give this one a try later!
, B. Gamma radiation exposure
Which of the following radiation quantities accounts for some biologic tissues being
more sensitive to radiation damage than other tissues?
A. Absorbed dose
B. Exposure
C. Equivalent dose
D. Effective dose
Give this one a try later!
D. Effective dose
Which of the following defines attenuation?
A. Absorption and scatter
B. Absorption only
C. Scatter only
D. Weakened only
Give this one a try later!
A. Absorption and scatter
Cancer and genetic defects are examples of:
A. Stochastic effects
B. Early tissue reactions
, C. Birth effects
D. Late tissue reactions
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A. Stochastic effects
Which of the following instruments is used to calibrate radiographic and fluoroscopic
x-ray equipment?
A. Proportional counter
B. GM survey meter
C. Ionization chamber with electrometer
D. Direct ion storage dosimeter
Give this one a try later!
C. Ionization chamber with electrometer
When a high atomic number solution is either swallowed or injected into human tissue
or a structure to visualize it during an imaging procedure, which of the following
occurs?
A. Photoelectric interaction becomes greatly decreased, resulting in an increase in
the absorbed dose in the body tissues or structures that contain the contrast medium.
B. Photoelectric interaction becomes significantly enhanced, leading to an increase in
the absorbed dose in the body tissues or structures that contain the contrast medium.
C. Photoelectric interaction becomes greatly decreased, resulting in a decrease in the
dose from medical, human-made, and natural radiation?
A. 1.5 mSv per year
B. 2.3 mSv per year
C. 3.1 mSv per year
D. 5.5 mSv per year
Give this one a try later!
D. 5.5 mSv per year
An effective radiation safety program requires a firm commitment to radiation safety
by:
1. Facilities providing imaging services
,2. Radiation workers
3. Patients
Give this one a try later!
1 and 2 only
Exit, or image-formation, radiation is composed of which of the following?
A. Primary photons and wide-angle Compton scattered photons
B. Noninteracting and small angle scattered photons
C. Very low energy photons
D. Auger electrons
Give this one a try later!
B. Noninteracting and small angle scattered photons
Reevaluation of the quantity and type of radiation that was released in the atomic
bombing of the cities of Hiroshima and Nagasaki has led to revised atomic bomb data
in which radiation-induced leukemia and solid tumors may now be attributed
predominantly to:
A. Alpha radiation exposure
B. Gamma radiation exposure
C. Neutron radiation exposure
D. X-radiation exposure
Give this one a try later!
, B. Gamma radiation exposure
Which of the following radiation quantities accounts for some biologic tissues being
more sensitive to radiation damage than other tissues?
A. Absorbed dose
B. Exposure
C. Equivalent dose
D. Effective dose
Give this one a try later!
D. Effective dose
Which of the following defines attenuation?
A. Absorption and scatter
B. Absorption only
C. Scatter only
D. Weakened only
Give this one a try later!
A. Absorption and scatter
Cancer and genetic defects are examples of:
A. Stochastic effects
B. Early tissue reactions
, C. Birth effects
D. Late tissue reactions
Give this one a try later!
A. Stochastic effects
Which of the following instruments is used to calibrate radiographic and fluoroscopic
x-ray equipment?
A. Proportional counter
B. GM survey meter
C. Ionization chamber with electrometer
D. Direct ion storage dosimeter
Give this one a try later!
C. Ionization chamber with electrometer
When a high atomic number solution is either swallowed or injected into human tissue
or a structure to visualize it during an imaging procedure, which of the following
occurs?
A. Photoelectric interaction becomes greatly decreased, resulting in an increase in
the absorbed dose in the body tissues or structures that contain the contrast medium.
B. Photoelectric interaction becomes significantly enhanced, leading to an increase in
the absorbed dose in the body tissues or structures that contain the contrast medium.
C. Photoelectric interaction becomes greatly decreased, resulting in a decrease in the
