Test Bank for Radiation Protection in Medical Radiography, 9th Edition (Sherer et al.) | Verified Questions & Answers

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Chapter 01: Introduction to Radiation Protection Sherer: Radiation Protection in Medical R
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diography, 9th Edition
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MULTIPLExCHOICEx
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1.xConsequencesxofxionizationxinxhumanxcellsxincludex
1. creationxofxunstablexatoms.x
2. productionxofxfreexelectrons.x
3. creationxofxhighlyxreactivexfreexradicalsxcapablexofxproducingxsubstancesxpoisonousxtoxthexcell.x
4. creationxofxnewxbiologicxmoleculesxdetrimentalxtoxthexlivingxcell.x
5. injuryxtoxthexcellxthatxmayxmanifestxitselfxasxabnormalxfunctionxorxlossxofxfunction.xa.x1,x2,xandx3xonl
b. 2,x3,xandx4xonlyx
c. 3,x4,xandx5xonlyx
d. 1,x2,x3,x4,xandx5x
ANS:xDx
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2.xWhichxofxthexfollowingxisxaxformxofxradiationxthatxisxcapablexofxcreatingxelectricallyxchargedxp
articlesxbyxremovingxorbitalxelectronsxfromxthexatomxofxnormalxmatterxthroughxwhichxitxpass
es?x
a. Ionizingxradiationx
b. Nonionizingxradiationx
c. Subatomicxradiationx
d. Ultrasonicxradiationx
ANS:xAx
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3.xRegardingxexposurextoxionizingxradiation,xpatientsxwhoxarexeducatedxtoxunderstandxthexmedicalxbenefi
fxanximagingxprocedurexarexmorexlikelyxtox
a. assumexaxsmallxchancexofxbiologicxdamagexbutxnotxsuppressxanyxradiationxphobiaxtheyxm
ayxhave.x
b. cancelxtheirxscheduledxprocedurexbecausextheyxarexnotxwillingxtoxassumexaxsmallxchancex
ofxbiologicxdamage.x
c. suppressxanyxradiationxphobiaxbutxnotxriskxaxsmallxchancexofxpossiblexbiologicxdamage.x
d. suppressxanyxradiationxphobiaxandxbexwillingxtoxassumexaxsmallxchancexofxpossiblexbiolo
gicxdamage.x
ANS:xDx
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4.xThexmillisievertx(mSv)xisxequalxtox
a. 1/10xofxaxsievert.x
b. 1/100xofxaxsievert.x
c. 1/1000xofxaxsievert.x
d. 1/10,000xofxaxsievert.x
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5.xThexadvantagesxofxthexBERTxmethodxarex
1. itxdoesxnotximplyxradiationxrisk;xitxisxsimplyxaxmeansxforxcomparison.x
2. itxemphasizesxthatxradiationxisxanxinnatexpartxofxourxenvironment.x
3. itxprovidesxanxanswerxthatxisxeasyxforxthexpatientxtoxcomprehend.xa.x1xandx2xonlyx
b. 1xandx3xonlyx
c. 2xandx3xonlyx
d.x1,x2,xandx3x
ANS:xDx
x

6.xIfxaxpatientxasksxaxradiographerxaxquestionxaboutxhowxmuchxradiationxhexorxshexwillxreceivexfromxax
specificxx-rayxprocedure,xthexradiographerxcanx
a. respondxbyxusingxanxestimationxbasedxonxthexcomparisonxofxradiationxreceivedxfromxthexx-
rayxtoxnaturalxbackgroundxradiationxreceived.x
b. avoidxthexpatient’sxquestionxbyxchangingxthexsubject.x
c. tellxthexpatientxthatxitxisxunethicalxtoxdiscussxsuchxconcerns.x
d. refusextoxanswerxthexquestionxandxrecommendxthatxhexorxshexspeakxwithxthexreferringxphysicia
n.x
ANS:xAx
x

7.xWhyxshouldxthexselectionxofxtechnicalxexposurexfactorsxforxallxmedicalximagingxproceduresx
alwaysxfollowxALARA?x Soxthatxradiographersxandxradiologistsxdoxnotxhavexto
a.xSoxthatxreferringxphysiciansxorderingximagingxproceduresxdoxnotxhavextoxacceptx
responsibilityxforxpatientxradiationxsafety.xb.x
patientxradiationxsafety.x
c. Becausexradiation-
inducedxcancerxdoesxnotxappearxtoxhavexaxdosexlevelxbelowxwhichxindividualsxwouldx
havexnoxchancexofxdevelopingxthisxdisease.x
d. Becausexradiation-
inducedxcancerxdoesxhavexaxdosexlevelxatxwhichxindividualsxwouldxhavexaxchancexofxd
evelopingxthisxdisease.x
ANS:xCx
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8.xThexcardinalxprinciplesxofxradiationxprotectionxincludexwhichxofxthexfollowing?x
1. Timex
2. Distancex3.xShieldingx
a. 1xonlyx
b. 2xonlyx
c. 3xonlyx
d. 1,x2,xandx3x