,Chapter 1: Arithmetic Needed for Dosage
Y Y Y Y Y
MULTIPLEYCHOICE
1. AYpatient/clientYwasYinstructedYtoYdrinkY25YozYofYwaterYwithinY2YhoursYbutYwasYonlyYableYtoYdrinkY1
5Yoz.YWhatYportionYofYtheYwaterYremained?
a. 2/5
b.YYY 3/5
c. 2/25
d.Y 25/25
ANS:Y A
Feedback:YSubtractYtheYquantityYofYwaterYtheYclientYdrankY(15Yoz)YfromYtheYtotalYavailableYquantityY(2
5Yoz):Y10YozYremain.YToYdetermineYtheYportionYofYtheYwaterYthatYremains,YcreateYaYfractionYbyYdividin
gY10YozY(remainingYportion)YbyY25YozY(totalYportion).YTherefore,Y10YdividedYbyY25Y=Y10/25.YToYreduc
eYfractions,YfindYtheYlargestYnumberYthatYcanYbeYdividedYevenlyYintoYtheYnumeratorYandYtheYdenominat
orY(5).YTenYdividedYbyY5Y(10/5)Y=Y2;Y25/5Y=Y5.YTheYfractionY10/25YcanYbeYreducedYtoYitsYlowestYtermsY
ofY2/5.
Format:YMultipleYChoic
eYChapter:Y1
ClientYNeeds:YPhysiologicalYIntegrity:YBasicYCareYandYComfo
rtYCognitiveYLevel:YApply
Difficulty:YModerate
PageYandYHeader:Y2,YDividingYWholeYNumbers;Y3,YFractio
nsYIntegratedYProcess:YTeaching/Learning
Objective:Y1,Y2
2. AYpatient/clientYwasYprescribedY240 W
mWLWo.
fYETnB
suSreMb.yWmSouthYasYaYsupplementYbutYconsumedYonlyY1
00YmL.YWhatYportionYofYtheYEnsureYremained?
a. 5/12
b.YYY 7/12
c. 100/240
d.YYY 240/240
ANS:Y B
Feedback:YSubtractYtheYquantityYofYEnsureYtheYclientYconsumedY(100YmL)YfromYtheYtotalYavailableYq
uantityY(240YmL):Y140YmLYremain.YToYdetermineYtheYportionYofYtheYEnsureYthatYremains,YcreateYaYfr
actionYbyYdividingY140YmLY(remainingYportion)YbyY240YmLY(totalYportion).YTherefore,Y140YdividedYb
yY240Y=Y7/12.YToYreduceYfractions,YfindYtheYlargestYnumberYthatYcanYbeYdividedYevenlyYintoYtheYnume
ratorYandYtheYdenominatorY(20);Y140YdividedYbyY20Y(140/20)Y=Y7;Y240/20Y=Y12.YTheYfractionY140/240
YcanYbeYreducedYtoYitsYlowestYtermsYofY7/12.
Format:YMultipleYChoic
eYChapter:Y1
ClientYNeeds:YPhysiologicalYIntegrity:YBasicYCareYandYComfo
rtYCognitiveYLevel:YApply
Difficulty:YModerate
PageYandYHeader:Y2,YDividingYWholeYNumbers;Y3,YFractio
nsYIntegratedYProcess:YTeaching/Learning
Objective:Y1,Y2
1Y|YPYaYgYe
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, 3. AYpatient/clientYconsumedY YY oz.YofYcoffee,Y2/3Yoz.YofYiceYcream,YandY
YYoz.YofYbeefYbroth.YWhatYisY
theYtotalYnumberYofYouncesYconsumedYthatYshouldYbeYdocumentedYforYthe
Ypatient/client?
a. 3Y3/4
b.Y 4Y5/12
c. 4Y2/3
d.YYY 4Y4/9
ANS:Y B
Feedback:YAddYtheYamountYofYouncesYconsumed.YFirst,YchangeYanyYmixedYnumberYtoYaYfractionYbyY
multiplyingYtheYwholeYnumberYbyYtheYdenominatorYandYthenYaddingYthatYtotalYtoYtheYnumerator.YForY
theYcoffee,Y4YY2Y=Y8Y+Y1Y=Y9/4;YforYtheYbeefYbroth,Y2YY1
=Y2Y+Y1Y=Y3/2.YThenYadd:Y9/4Y+Y2/3Y(iceYcream)Y+Y3/2.YWhenYfractionsYhaveYdifferentYdenominators,Y
findYtheYleastYcommonYdenominatorY(LCD).YForY2,Y3,YandY4,YtheYLCDY=
12.YRewriteYeachYfractionYusingYtheYLCD;YdivideYtheYLCDYbyYtheYdenominatorYofYeachYfractionYandYt
henYmultiplyYthatYresultYbyYtheYnumeratorYofYtheYfraction.YTheYnewYfractionsYtoYbeYaddedYareY27/12Y(c
offee),Y8/12Y(iceYcream),YandY18/12Y(beefYbroth).YAfterYconversionYofYtheYfractions,YtheYnumeratorsYar
eYaddedYtogetherYandYtheYfractionYisYreducedYtoYtheYlowestYterms.
Format:YMultipleYChoic
eYChapter:Y1
ClientYNeeds:YPhysiologicalYIntegrity:YBasicYCareYandYComfo
rtYCognitiveYLevel:YAnalyze
Difficulty:YDifficult
PageYandYHeader:Y2,YMultiplyingYWholeYNumbers;Y3,YFractio
nsYIntegratedYProcess:YCommunicationYandYDocumentationYO
bjective:Y1,Y2
4. AYcoffeeYcupYholdsY180YmL.YTheYpatient/clientYdrankY2?YcupsYofYcoffee.YHowYmanyYmillilitersYwould
theYnurseYdocumentYasYconsumed WWW.TBSM.WS
?Ya. 360
b.YYY 420
c. 510
d.YYY 600
ANS:Y B
Feedback:YTheYcoffeeYcupYholdsY180YmL.YTheYclientYdrankY2?Ycups.YToYestimateYtheYtotalYnumberYofY
millilitersYconsumed,YmultiplyY180YY7/3Y(
).YWhenYaYmixedYnumberYisYpresent,YchangeYitYtoYanYimproperYfractionYbyYmultiplyingYtheYwholeYnumb
erYbyYtheYdenominatorYandYthenYaddingYthatYtotalYto
theYnumerator:Y2YY3Y=Y6Y+Y1Y=Y7/3.YTherefore,Y180YmLY×Y7/3Y=Y420YmLY(180Y÷Y3Y=Y60Y×Y7Y=Y420).
Format:YMultipleYChoic
eYChapter:Y1
ClientYNeeds:YPhysiologicalYIntegrity:YBasicYCareYandYComfo
rtYCognitiveYLevel:YAnalyze
Difficulty:YDifficult
PageYandYHeader:Y2,YMultiplyingYWholeYNumbers;Y3,YFractio
nsYIntegratedYProcess:YCommunicationYandYDocumentationYO
bjective:Y1,Y2
5. AYpatient/clientYweighedY48.52YkgYonYadmissionYandYnowYweighsY50.4Ykg.YHowYmanyYkilogramsYw
ereYgainedYsinceYadmission?
a. 0.78
b.YYY 0.88
2Y|YPYaYgYe
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