BushongRadiologicScienceforTechnologists,
g g g g
g12th Edition Test bank A+
g g g g
,Chapter 01: Essential Concepts of Radiologic Science Bushong:
g g g g g g g
RadiologicScienceforTechnologists,12thEdition
g g g g g g
MULTIPLECHOICE g
1. Matter is measured in g g g .
a. kilograms
b. joules
c. electronvolts g
d. rems
ANS: A g
Matteris measured in kilograms.
g g g g
2. Atoms and molecules are the fundamental buildingblocks of
g g g g g g g g .
a. energy
b. radiation
c. matter
d. gravity
ANS: C g
Atoms and molecules are the fundamental buildingblocks ofmatter.
g g g g g g g g g
3. Ice and steam are examples of two forms of
g g g g g g g g .
a. matter
b. radiation
c. energy
d. work
ANS: A g
Ice and steam are examples of two forms of matter.
g g g g g g g g g
4. Theformula E = mc2 is the basis for the theorythat led to the development of
g g g g g g g g g g g g g g g g .
a. x-rays
b. electromagneticradiation g
c. nuclearpower g
d. cathode raytubes g g
ANS: C g
Theformula E = mc2 is the basis for the theorythat led to the development of nuclear power.
g g g g g g g g g g g g g g g g g g
5. Radiowaves, light, and x-rays areall examples of
g g g g g g g g energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D g
Electromagnetic energyincludesradio waves, light,andx-rays as well asother partsofthe spectrum.
g g g g g g g g g g g g g g g
, 6. A movingobject has
g g g energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B g
Amovingobject has kinetic energy.
g g g g g
7. What isthe removal of an electron from an atom called?
g g g g g g g g g g
a. Ionization
b. Pairproduction g
c. Irradiation
d. Electricity
ANS: A g
Theremoval of an electron from an atom is called ionization.
g g g g g g g g g g
8. Ionizing radiation is capable of removing g g g g g fromatomsasitpassesthroughthe
g g g g g g
gmatter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: C g
Ionizing radiation is capable ofremovingelectrons from atoms as it passes through the matter.
g g g g g g g g g g g g g g
9. Theenergyof x-rays is _
g g g g g .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: D g
X-rays are aform of electromagnetic energy.
g g g g g g
10. Thebiggest source of man-madeionizing radiation exposure to the public is
g g g g g g g g g g g
.
a. atomicfallout g
b. diagnosticx-rays g
c. smokedetectors g
d. nuclearpower plants g g
ANS: B g
Medical x-rayexposureis thebiggest source of man-made radiation.
g g g g g g g g g
11. In the United States, we are exposed to
g g g g g g g _mSv/yearofionizingradiationfromthe
g g g g g g
gnatural environment. g
a. 0 to 5 g g
b. 5 to 20 g g
c. 20 to 90 g g
, d. 100 to 300 g g
ANS: A g
Weareexposedto about 3 mSv/yr ofionizingradiation from natural environmental sources in the
g g g g g g g g g g g g g g g
United States.
g g
12. is aspecial quantityof radiologic science. g g g g g g
a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: C g
Radioactivityis a special quantityof radiologic science. g g g g g g g
13. Today, radiologyis considered to be a(n)
g g g g g g occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: A g
Today, radiologyisconsidered tobe asafeoccupation becauseofeffective radiation protection
g g g g g g g g g g g g g
practices.
g
14. Whatdoes ALARA mean?
g g g
a. All Level Alert Radiation Accident
g g g g
b. As Low As ReasonablyAchievable
g g g g
c. Always LeaveA Restricted Area g g g g
d. As LowAs Regulations Allow
g g g g
ANS: B g
ALARA means As Low As ReasonablyAchievable.
g g g g g g
15. Computed tomographywas developed in the g g g g g .
a. 1890s
b. 1920s
c. 1970s
d. 1990s
ANS: C g
Computed tomographywas developed in the 1970s. g g g g g g
16. Filtration is usedto g . g g
a. absorb low-energyx-rays g g
b. remove high-energyx-rays g g
c. restrict the useful beam to the bodypart imaged g g g g g g g g
d. fabricate gonadal shields g g
ANS: A g
Filtration is used to absorb low-energyx-rays.
g g g g g g
g g g g
g12th Edition Test bank A+
g g g g
,Chapter 01: Essential Concepts of Radiologic Science Bushong:
g g g g g g g
RadiologicScienceforTechnologists,12thEdition
g g g g g g
MULTIPLECHOICE g
1. Matter is measured in g g g .
a. kilograms
b. joules
c. electronvolts g
d. rems
ANS: A g
Matteris measured in kilograms.
g g g g
2. Atoms and molecules are the fundamental buildingblocks of
g g g g g g g g .
a. energy
b. radiation
c. matter
d. gravity
ANS: C g
Atoms and molecules are the fundamental buildingblocks ofmatter.
g g g g g g g g g
3. Ice and steam are examples of two forms of
g g g g g g g g .
a. matter
b. radiation
c. energy
d. work
ANS: A g
Ice and steam are examples of two forms of matter.
g g g g g g g g g
4. Theformula E = mc2 is the basis for the theorythat led to the development of
g g g g g g g g g g g g g g g g .
a. x-rays
b. electromagneticradiation g
c. nuclearpower g
d. cathode raytubes g g
ANS: C g
Theformula E = mc2 is the basis for the theorythat led to the development of nuclear power.
g g g g g g g g g g g g g g g g g g
5. Radiowaves, light, and x-rays areall examples of
g g g g g g g g energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D g
Electromagnetic energyincludesradio waves, light,andx-rays as well asother partsofthe spectrum.
g g g g g g g g g g g g g g g
, 6. A movingobject has
g g g energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B g
Amovingobject has kinetic energy.
g g g g g
7. What isthe removal of an electron from an atom called?
g g g g g g g g g g
a. Ionization
b. Pairproduction g
c. Irradiation
d. Electricity
ANS: A g
Theremoval of an electron from an atom is called ionization.
g g g g g g g g g g
8. Ionizing radiation is capable of removing g g g g g fromatomsasitpassesthroughthe
g g g g g g
gmatter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: C g
Ionizing radiation is capable ofremovingelectrons from atoms as it passes through the matter.
g g g g g g g g g g g g g g
9. Theenergyof x-rays is _
g g g g g .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: D g
X-rays are aform of electromagnetic energy.
g g g g g g
10. Thebiggest source of man-madeionizing radiation exposure to the public is
g g g g g g g g g g g
.
a. atomicfallout g
b. diagnosticx-rays g
c. smokedetectors g
d. nuclearpower plants g g
ANS: B g
Medical x-rayexposureis thebiggest source of man-made radiation.
g g g g g g g g g
11. In the United States, we are exposed to
g g g g g g g _mSv/yearofionizingradiationfromthe
g g g g g g
gnatural environment. g
a. 0 to 5 g g
b. 5 to 20 g g
c. 20 to 90 g g
, d. 100 to 300 g g
ANS: A g
Weareexposedto about 3 mSv/yr ofionizingradiation from natural environmental sources in the
g g g g g g g g g g g g g g g
United States.
g g
12. is aspecial quantityof radiologic science. g g g g g g
a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: C g
Radioactivityis a special quantityof radiologic science. g g g g g g g
13. Today, radiologyis considered to be a(n)
g g g g g g occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: A g
Today, radiologyisconsidered tobe asafeoccupation becauseofeffective radiation protection
g g g g g g g g g g g g g
practices.
g
14. Whatdoes ALARA mean?
g g g
a. All Level Alert Radiation Accident
g g g g
b. As Low As ReasonablyAchievable
g g g g
c. Always LeaveA Restricted Area g g g g
d. As LowAs Regulations Allow
g g g g
ANS: B g
ALARA means As Low As ReasonablyAchievable.
g g g g g g
15. Computed tomographywas developed in the g g g g g .
a. 1890s
b. 1920s
c. 1970s
d. 1990s
ANS: C g
Computed tomographywas developed in the 1970s. g g g g g g
16. Filtration is usedto g . g g
a. absorb low-energyx-rays g g
b. remove high-energyx-rays g g
c. restrict the useful beam to the bodypart imaged g g g g g g g g
d. fabricate gonadal shields g g
ANS: A g
Filtration is used to absorb low-energyx-rays.
g g g g g g
