A Guide to Drug Classifications and Dosage Calculations,
4th Edition by Cynthia J. Watkins
Chapters 1 - 21
,
,Chapterc1.cHistorycofc Pharmacology
PharmacologycClearcandcSimple-
cAcGuidectocDrugcClassificationscandcDosagecCalculationsc4thcEditioncWatkinscTestcBank
1.
Acnursec workingc incradiologycadministersc iodinec tocac patientc whocisc havingc accomput
edctomographyc(CT)c scan.c Thec nursec workingconctheconcologycunitcadministerscchemoth
erapyctoc patientsc whoc havec cancer.c Atc thec Publicc HealthcDepartment,c ac nursecadministe
rsc ac measles-mumps-rubellac (MMR)c vaccinectocac14-month-
oldcchildcascacroutinecimmunization.cWhichcbranchcofcpharmacologycbestcdescribescthec
actionscofcallcthreecnurses?
A) Pharmacoeconomics
B) Pharmacotherapeutics
C) Pharmacodynamics
D) Pharmacokinetics
ANSWER: B
Feedback:
Pharmacologyciscthec studycofcthec biologicceffectscofcchemicals.c Nursescarecinvolvedcwit
hc clinicalc pharmacologycorc pharmacotherapeutics,c whichc iscacbranchcofcpharmacologyct
hatc dealscwithc thec usescofcdrugsctoctreat,c prevent,candcdiagnosec disease.cThec radiologycn
ursec iscadministeringcac drugctochelpcdiagnosec ac disease.c Thec oncologycnursec iscadminist
eringc ac drugctoc helpctreatcac disease.c Pharmacoeconomicsc includesc anyccostsc involvedc in
c drugc therapy.cPharmacodynamicsc involveschowcac drugcaffectsc thecbodycandcpharmacok
ineticscischowcthecbodycactsconcthecbody.
2.
Acphysicianchascorderedcintramuscularc(IM)cinjectionscofcmorphine,cacnarc
otic,ceveryc4chourscascneededcforcpaincincacmotorcvehiclecaccidentcvictim.cTh
ec nursec iscawarec thiscdrugchascac highcabusec potential.cUnderc whatccategorycw
ouldcmorphinecbecclassified?
A) SchedulecI
B) SchedulecII
C) SchedulecIII
D) SchedulecIV
ANSWER: B
, Feedback:
NarcoticscwithcachighcabusecpotentialcarecclassifiedcascSchedulecIIcdrugscbeca
usecofcseverec dependencecliability.c Schedulec Icdrugschavechighcabusecpotentia
lc andc nocacceptedc medicalc use.c Schedulec IIIc drugsc havec ac lessercabusec potenti
alc thanc IIcandcancacceptedc medicalc use.c Schedulec IVc drugschaveclowcabusecpot
entialcandclimitedcdependencecliability.
3.
Whenc involvedc inc phasec IIIc drugc evaluationc studies,c whatc responsibiliti
escwouldcthecnursechave?
A) Workingcwithc animalsc whoc arec givenc experimentalc drugs
B) Choosingc appropriatec patientsc tocbec involvedc inc thecdrugcstudy
C) Monitoringcandc observingcpatientsc closelycforc adversec effects
D) Conductingc researchc toc determinec effectivenessc ofc thec drug
ANSWER: C
Feedback:
Phasec IIIcstudiescinvolvec usecofcac drugcincacvastc clinicalc populationcincwhichcp
atientscarec askedctoc recordc anycsymptomsc theycexperiencec whilec takingc thecdr
ugs.cNursescmaycbecresponsiblecforchelpingccollectcandcanalyzecthecinformatio
nc toc becsharedcwithcthecFoodc andc DrugcAdministrationc (FDA)c butcwouldc notc c
onductc researchc independentlycbecausec nursesc doc notc prescribecmedications.c
Usec ofcanimalsc incdrugctestingcisc donecincthec preclinicalctrials.cSelectc patientsc
whocarecinvolvedcincphasec IIcstudiesctocparticipatecincstudiescwherecthec partici
pantsc havecthec diseasec thecdrugciscintendedctoctreat.c Thesecpatientscarecmonito
redc closelyc forcdrugcactionc andc adversec effects.c Phasec Icstudiescinvolvechealth
ychumancvolunteerscwhocarecusuallycpaidcforc theircparticipation.cNursescmayc
observecforcadverseceffectscandctoxicity.
4.
Whatc conceptc iscconsideredc whenc genericc drugsc arec substitutedc forc bra
ndcnamecdrugs?
A) Bioavailability
B) Criticalc concentration
C) Distribution
D) Half-life
ANSWER: A
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