Clinical chemistry ninth edition test bank

ClinicalmChemistry:mPrinciples,mTechniques,mandmCorrelations,mNinthmEditi
on
Testmbank
ImportmSettings:
BasemSettings:mBrownstonemDefau
ltmInformationmField:mComplexitymInf
ormationmField:mAheadmInformatio
nmField:mSubjectmInformationmField:
mTitle

HighestmAnswermLetter:mD
MultiplemKeywordsminmSamemParagraph:mNo
NASmISBN13:m9781284238884,maddmtomAhead,mTitlemtags



Chapter:mChapterm01m–mTestmBank



MultiplemChoice



1. Onemnanogrammismequivalentmtomhowmmanymgram
s?mA)m10-6
B)m10-9
C)m10-12
D)m10-15
Ans:mBmComple
xity:mRL2
Ahead:mUnitsmofmMeasur
emSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



2. Howmmanymmillilitersmofm0.5NmNaOHmaremrequiredmtommakem100mmillilitersmofm0.2NmNa
OH?mA)m250
B) 40
C) 25
D) 4m
Ans:m
B
Complexity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



3. Ampatientmsamplemformuricmacidmgavemanmabsorbancemreadingmofm0.4,mandmthem50mmg/dLmstandardmga
vemanmabsorbancemreadingmofm0.1.mWhatmismthemconcentrationmofmuricmacidminmthempatient'smsampleminmgr
amsmpermdeciliter?
A)m0.2
B)m12.5
C)m125
D)m200
Ans:mDmComple
xity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculations




©mJonesm&mBartlettmLearning,mLLC,manmAscendmLearningmComp 1-1
any

,ClinicalmChemistry:mPrinciples,mTechniques,mandmCorrelations,mNinthmEditi
on
Testmbank
Subject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



4. HowmmanymmillimolesmofmNaClmaremcontainedminm300mmLmofmam4Mmsolution?m(gmwm=m58.5)
A)m70
B)m120
C)m234
D)m1200
Ans:mDmComple
xity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



5. Howmism10mmg/dLmofmcalciummreportedminmmmol/L?m(gmwm=m
40)mA)m2.5
B)m5.0
C) 10
D) 25m
Ans:m
A
Complexity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



6. Howmmanymmillilitersmofmconcentratedmsulfuricmacidm(H2S04),mG.M.W.m=m98mgrams,mspecificmgravitym=m1
.500,mpuritym=m80%,maremneededmtommakem400mmLmofmam2Nmsolution?
A)m26.1
B)m32.7
C)m52.3
D)m65.3
Ans:mBmComple
xity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



7. HowmmanymgramsmofmhydratedmMgSO4mm5mH20m(M.W.:mMgSO4m=m119,mH20m=m18)maremrequiredmtom
makemam10%msolutionmofmMgS04?
A) 5.7mg/dL
B) 11.9mg/dL
C) 17.6mg/dL
D) 20.9mg/dLmAn
s:mCmComplexity
:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



©mJonesm&mBartlettmLearning,mLLC,manmAscendmLearningmComp 1-2
any

,ClinicalmChemistry:mPrinciples,mTechniques,mandmCorrelations,mNinthmEditi
on
Testmbank



8. Whatmismthemmolaritym(M)mofmam4%msolutionmofmsodiummhydroxidem(NaOH)?mM.W:mNam=m23,mOm=m16,mHm=
m1.

A)m0.1M
B)m0.25M
C) 1.0M
D) 2.5M
mAns:mC

Complexity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



9. 3mmg/dLmismequivalentmtomhowmmanymgramsmpermlit
er?mA)m0.003
B)m0.03
C)m0.3
D)m3mAn
s:mB
Complexity:mRL2
Ahead:mUnitsmofmMeasur
emSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



10. Whatmismthemnormalitymofmamsolutionmcontainingm4.5mgramsmofmBaCl2minm400mmL?m(gmwm
=m208)mA)m1.10
B)m0.50
C)m0.25
D)m0.11
Ans:mDmComple
xity:mRL2
Ahead:mLaboratorymMathematicsmandmCalculation
smSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



11. Whatmaremthemoptimalmconditionsmformspecimenmtransport,mhandling,mandmstoragemofmspecimen
smformclinicalmchemistrymtesting?
A) Specimenmtransportedmtomlabmwithinm2mhoursmaftermcollection,mstoredmatmroommtemperature,m
andmcentrifugedmwithinm4mhours.
B) Specimenmtransportedmtomlabmimmediately,mpermittedmtomclot,mserummseparatedmandmtestedmasmsoo
nmasmpossible.
C) Specimenmbroughtmtomlabmimmediately,mspunmdown,mandmserummleftmtomstandmonmclotmuntilmtested.
D) Nonemofmthesemrepresentmoptimalmcondition
s.mAns:mB
Complexity:mRL1
Ahead:mSpecimenmCollectionmandmHandlingmSubj
ect:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry




©mJonesm&mBartlettmLearning,mLLC,manmAscendmLearningmComp 1-3
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, ClinicalmChemistry:mPrinciples,mTechniques,mandmCorrelations,mNinthmEditi
on
Testmbank


12. Whatmtypemofmspecimenmprovidesmthemfastestmturnaroundmtimesmformbloodmgasmanalysis?
A) Urine
B) Plasma
C) Serum
D) Wholemblood
mAns:mDmCompl

exity:mRL1
Ahead:mSpecimenmCollectionmandmHandlingmSubj
ect:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



13. Diurnalmvariationmismamtermmthatmrefersmtomwhichmofmthemfollowing?
A) Whethermampatientmismfastingmormnonfasting
B) Collectionmofm24-hourmurinemspecimens
C) Timemofmdaymspecimenmcollectionmoccurs
D) Whethermampatientmismrestingmormexercisi
ngmAns:mC
Complexity:mRL1
Ahead:mSpecimenmCollectionmandmHandlingmSubj
ect:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



14. Whichmofmthemfollowingmcentrifugesmminimizesmpre-
analyticalmerrorsmassociatedmwithmthemanalysismofmammoniamspecimens?
A) Amtemperature-controlledmcentrifugemwithmswingingmbuckets
B) Amtemperature-controlledmcentrifugemwithmfixedmbucketsmandmanmangledmrotor
C) Amnon-temperature-controlledmcentrifugemwithmswingingmbuckets
D) Amnon-temperature-
controlledmcentrifugemwithmfixedmbucketsmAns:mA
Complexity:mRL3
Ahead:mLaboratorymEquipmen
tmSubject:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry



15. AmSTATmglucosemspecimenmwasmdrawnmandmsentmtomthemlaboratory.mThemspecimenmwasmretrievedmfr
ommthempneumaticmtubemsystemmandmcentrifugedmimmediately.mAftermthemserummspecimenmwasmthenmloa
dedmontomthemanalyzer,mamsamplemaspirationmerrormoccurred.mWhatmspecimenmcollectionmandmhandlingmerr
ormmostmlikelymcausedmthemerror?
A) Amplasmamspecimenmshouldmhavembeenmcollectedminsteadmofmserum.
B) Themspecimenmwasmnotmcompletelymclottedmpriormtomcentrifugation.
C) Themspecimenmshouldmhavembeenmhand-carriedmtomthemlaboratory.
D) Amtemperature-
controlledmfixedmanglemcentrifugemshouldmhavembeenmused.mAns:mB
Complexity:mRL3
Ahead:mSpecimenmCollectionmandmHandlingmSubj
ect:mChapterm1
Title:mBasicmPrinciplesmandmPracticesmofmClinicalmChemistry




©mJonesm&mBartlettmLearning,mLLC,manmAscendmLearningmComp 1-4
any