Bushong Radiologic Science For Technologists, 12Th Edition Test Bank A+

Bushong Radiologic Science for Technologists, 12th
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cv Edition Test bank A+
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,Chapter 01: Essential Concepts of Radiologic Science Busho
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ng: Radiologic Science for Technologists, 12th Edition
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MULTIPLEcvCHOICE

1. Mattercviscvmeasuredcvin .
a. kilograms
b. joules
c. electroncvvolts
d. rems

ANS:c v A
Mattercviscvmeasuredcvincvkilograms.

2. Atomscvandcvmoleculescvarecvthecvfundamentalcvbuildingcvblockscvof .
a. energy
b. radiation
c. matter
d. gravity

ANS:c v C
Atomscvandcvmoleculescvarecvthecvfundamentalcvbuildingcvblockscvofcvmatter.

3. Icecvandcvsteamcvarecvexamplescvofcvtwocvformscvof .
a. matter
b. radiation
c. energy
d. work

ANS:c v A
Icecvandcvsteamcvarecvexamplescvofcvtwocvformscvofcvmatter.

4. ThecvformulacvEcv=cvmc2cviscvthecvbasiscvforcvthecvtheorycvthatcvledcvtocvthecvdevelopmentcvof .
a. x-rays
b. electromagneticcvradiation
c. nuclearcvpower
d. cathodecvraycvtubes

ANS:c v C
ThecvformulacvEcv=cvmc2cviscvthecvbasiscvforcvthecvtheorycvthatcvledcvtocvthecvdevelopmentcvofcvnuclearcvpower.

5. Radiocvwaves,cvlight,cvandcvx-rayscvarecvallcvexamplescvof energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic

ANS:c v D
Electromagneticcvenergycvincludescvradiocvwaves,cvlight,cvandcvx-
rayscvascvwellcvascvothercvpartscvofcvthecvspectrum.

, 6. Acvmovingcvobjectcvhas energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic

ANS:c v B
Acvmovingcvobjectcvhascvkineticcvenergy.

7. Whatcviscvthecvremovalcvofcvancvelectroncvfromcvancvatomcvcalled?
a. Ionization
b. Paircvproduction
c. Irradiation
d. Electricity

ANS:c v A
Thecvremovalcvofcvancvelectroncvfromcvancvatomcviscvcalledcvionization.

8. Ionizingcvradiationcviscvcapablecvofcvremoving
fromcvatomscvascvitcvpassescvthroughcvth
ecvmatter.
a. neutrons
b. protons
c. electrons
d. ions

ANS:c v C
Ionizingcvradiationcviscvcapablecvofcvremovingcvelectronscvfromcvatomscvascvitcvpassescvthroughcvthecvmatter.

9. Thecvenergycvofcvx-rayscviscv_ .
a. thermal
b. potential
c. kinetic
d. electromagnetic

ANS:c v D
X-rayscvarecvacvformcvofcvelectromagneticcvenergy.

10. Thecvbiggestcvsourcecvofcvman-madecvionizingcvradiationcvexposurecvtocvthecvpubliccvis
.
a. atomiccvfallout
b. diagnosticcvx-rays
c. smokecvdetectors
d. nuclearcvpowercvplants
ANS:c v B
Medicalcvx-raycvexposurecviscvthecvbiggestcvsourcecvofcvman-madecvradiation.

11. IncvthecvUnitedcvStates,cvwecvarecvexposedcvto
_cvmSv/yearcvofcvionizingcvradiationcvfromcvth
ecvnaturalcvenvironment.
a. 0cvtocv5
b. 5cvtocv20
c. 20cvtocv90

, d. 100cvtocv300

ANS:c v A
Wecvarecvexposedcvtocvaboutcv3cvmSv/yrcvofcvionizingcvradiationcvfromcvnaturalcvenvironmentalcvsource
scvincvthecvUnitedcvStates.

12. iscvacvspecialcvquantitycvofcvradiologiccvscience.
a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS:c v C
Radioactivitycviscvacvspecialcvquantitycvofcvradiologiccvscience.

13. Today,cvradiologycviscvconsideredcvtocvbecva(n) occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk

ANS:c v A
Today,cvradiologycviscvconsideredcvtocvbecvacvsafecvoccupationcvbecausecvofcveffectivecvradiationcvprote
ctioncvpractices.

14. WhatcvdoescvALARAcvmean?
a. AllcvLevelcvAlertcvRadiationcvAccident
b. AscvLowcvAscvReasonablycvAchievable
c. AlwayscvLeavecvAcvRestrictedcvArea
d. AscvLowcvAscvRegulationscvAllow

ANS:c v B
ALARAcvmeanscvAscvLowcvAscvReasonablycvAchievable.

15. Computedcvtomographycvwascvdevelopedcvincvthe .
a. 1890s
b. 1920s
c. 1970s
d. 1990s

ANS:c v C
Computedcvtomographycvwascvdevelopedcvincvthecv1970s.

16. Filtrationcviscvusedcvto .
a. absorbcvlow-energycvx-rays
b. removecvhigh-energycvx-rays
c. restrictcvthecvusefulcvbeamcvtocvthecvbodycvpartcvimaged
d. fabricatecvgonadalcvshields

ANS:c v A
Filtrationcviscvusedcvtocvabsorbcvlow-energycvx-rays.