Test Bank For Radiologic Science for Technologists 12th Edition by Stewart C Bushong Chapter 1-40 A+ COMPLETE TEST BANK FOR Radiologic Science for Technologists Physics, Biology, and Protection 12th Edition Chapter 1-40 Author: Stewart Bushong TABLE OF CONTENTS Chapter 1. Essential Concepts of Radi...
1. Matter vis vmeasured vin .
a. kilograms
b. joules
c. electron vvolts
d. rems
ANS: A
Matter vis vmeasured vin vkilograms.
2. Atoms vand vmolecules vare vthe vfundamental vbuilding vblocks vof .
a. energy
b. radiation
c. matter
d. gravity
ANS: C
Atoms vand vmolecules vare vthe vfundamental vbuilding vblocks vof vmatter.
3. Ice vand vsteam vare vexamples vof vtwo vforms vof .
a. matter
b. radiation
c. energy
d. work
ANS: A
Ice vand vsteam vare vexamples vof vtwo vforms vof vmatter.
4. The vformula vE v= vmc2 v is vthe vbasis vfor vthe vtheory vthat vled vto vthe vdevelopment vof .
a. x-rays
b. electromagnetic vradiation
c. nuclear vpower
d. cathode vray vtubes
ANS: C
The vformula vE v= vmc2 vis vthe vbasis vfor vthe vtheory vthat vled vto vthe vdevelopment vof vnuclear
vpower.
5. Radio vwaves, vlight, vand vx-rays vare vall vexamples vof energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D
Electromagnetic venergy vincludes vradio vwaves, vlight, vand vx-rays vas vwell vas vother vparts vof
vthe vspectrum.
, 6. A vmoving vobject vhas energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: v B
A vmoving vobject vhas vkinetic venergy.
7. What vis vthe vremoval vof van velectron vfrom van vatom vcalled?
a. Ionization
b. Pair vproduction
c. Irradiation
d. Electricity
ANS: v A
The vremoval vof van velectron vfrom van vatom vis vcalled vionization.
8. Ionizing vradiation vis vcapable vof vremoving from vatoms vas vit vpasses vthrough
vthe vmatter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: v C
Ionizing vradiation vis vcapable vof vremoving velectrons vfrom vatoms vas vit vpasses vthrough vthe
vmatter.
9. The venergy vof vx-rays vis v_ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: v D
X-rays vare va vform vof velectromagnetic venergy.
10. The vbiggest vsource vof vman-made vionizing vradiation vexposure vto vthe vpublic vis
.
a. atomic vfallout
b. diagnostic vx-rays
c. smoke vdetectors
d. nuclear vpower vplants
ANS: v B
Medical vx-ray vexposure vis vthe vbiggest vsource vof vman-made vradiation.
11. In vthe vUnited vStates, vwe vare vexposed vto _ vmSv/year vof vionizing vradiation vfrom
vthe vnatural venvironment.
a. 0 vto v5
b. 5 vto v20
c. 20 vto v90
, d. 100 vto v300
ANS: v A
We vare vexposed vto vabout v3 vmSv/yr vof vionizing vradiation vfrom vnatural venvironmental
vsources vin vthe vUnited vStates.
12. Today, vradiology vis vconsidered vto vbe va(n) occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: v A
Today, vradiology vis vconsidered vto vbe va vsafe voccupation vbecause vof veffective vradiation
vprotection vpractices.
13. is va vspecial vquantity vof vradiologic vscience.
a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: v C
Radioactivity vis va vspecial vquantity vof vradiologic vscience.
14. What vdoes vALARA vmean?
a. All vLevel vAlert vRadiation vAccident
b. As vLow vAs vReasonably vAchievable
c. Always vLeave vA vRestricted vArea
d. As vLow vAs vRegulations vAllow
ANS: v B
ALARA vmeans vAs vLow vAs vReasonably vAchievable.
15. Computed vtomography vwas vdeveloped vin vthe .
a. 1890s
b. 1920s
c. 1970s
d. 1990s
ANS: v C
Computed vtomography vwas vdeveloped vin vthe v1970s.
16. Filtration vis vused vto .
a. absorb vlow-energy vx-rays
b. remove vhigh-energy vx-rays
c. restrict vthe vuseful vbeam vto vthe vbody vpart vimaged
d. fabricate vgonadal vshields
ANS: v A
Filtration vis vused vto vabsorb vlow-energy vx-rays.
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