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A Guide to Drug Classifications and Dosage Calculations,
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4th Editionby Cynthia J. Watkins
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Chapters 1 - 21
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,Chapter v1. vHistory vof v Pharmacology
Pharmacology vClear vand vSimple- vA vGuide vto vDrug vClassifications vand vDosage vCalculations
v4th vEdition vWatkins vTest vBank
1. A vnurse vworking vin vradiology vadministers viodine vto va vpatient vwho vis vhaving va
vcomputedtomography v(CT) vscan. vThe vnurse vworking von vthe voncology vunit
vadministers vchemotherapy vto vpatients vwho vhave vcancer. vAt vthe vPublic vHealth
vDepartment, va vnurse vadministers va vmeasles-mumps-rubella v(MMR) vvaccine vto va v14-
month-old vchild vas va vroutine vimmunization. vWhich vbranch vof vpharmacology vbest
vdescribes vthe vactions vof vall vthree vnurses?
A) Pharmacoeconomics
B) Pharmacotherapeutics
C) Pharmacodynamics
D) Pharmacokinetics
ANSWER: B
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Pharmacology vis vthe vstudy vof vthe vbiologic veffects vof vchemicals. vNurses vare vinvolved
vwith vclinical vpharmacology vor vpharmacotherapeutics, vwhich vis va vbranch vof
vpharmacology vthat vdeals vwith vthe vuses vof vdrugs vto vtreat, vprevent, vand vdiagnose
vdisease. vThe vradiology vnurse vis vadministering va vdrug vto vhelp vdiagnose va vdisease. vThe
voncology vnurse vis vadministering va vdrug vto vhelp vtreat va vdisease. vPharmacoeconomics
vincludes vany vcosts vinvolved vin vdrug vtherapy. vPharmacodynamics vinvolves vhow va
vdrug vaffects vthe vbody vand vpharmacokinetics vis vhow vthe vbody vacts von vthe vbody.
2. A vphysician vhas vordered vintramuscular v(IM) vinjections vof vmorphine, va
vnarcotic, vevery v4 vhours vas vneeded vfor vpain vin va vmotor vvehicle vaccident
vvictim. vThe vnurse vis vaware vthis vdrug vhas va vhigh vabuse vpotential. vUnder
vwhat vcategory vwould vmorphine vbe vclassified?
A) Schedule vI
B) Schedule vII
C) Schedule vIII
D) Schedule vIV
ANSWER: B
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Narcotics vwith va vhigh vabuse vpotential vare vclassified vas vSchedule vII vdrugs
vbecause vof vsevere vdependence vliability. vSchedule vI vdrugs vhave vhigh vabuse
vpotential v and vno vaccepted vmedical v use. vSchedule v III vdrugs vhave v a v lesser
vabuse vpotential vthan vII vand van vaccepted vmedical vuse. vSchedule vIV vdrugs
vhave vlow vabuse vpotential vand vlimited vdependence vliability.
3. When vinvolved vin vphase vIII vdrug vevaluation vstudies, vwhat
vresponsibilities vwould vthe vnurse vhave?
A) Working vwith v animals vwho vare v given vexperimental vdrugs
B) Choosing vappropriate vpatients v to vbe v involved v in vthe vdrug vstudy
C) Monitoring vand v observing vpatients v closely vfor v adverse v effects
D) Conducting vresearch v to vdetermine v effectiveness v of vthe v drug
ANSWER: C
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Phase vIII vstudies vinvolve vuse vof va vdrug vin va vvast vclinical vpopulation vin
vwhich vpatients vare vasked vto vrecord vany vsymptoms vthey vexperience vwhile
vtaking vthe vdrugs. vNurses vmay vbe vresponsible vfor vhelping vcollect vand
vanalyze vthe vinformation vto vbe vshared vwith vthe vFood vand vDrug
vAdministration v(FDA) vbut vwould vnot vconduct vresearch vindependently
vbecause vnurses vdo vnot vprescribe vmedications. vUse vof vanimals vin vdrug
vtesting vis vdone vin vthe vpreclinical vtrials. vSelect vpatients vwho vare vinvolved
vin vphase vII vstudies vto vparticipate vin vstudies vwhere vthe vparticipants vhave
vthe vdisease vthe vdrug vis vintended vto vtreat. vThese vpatients vare vmonitored
vclosely vfor vdrug vaction vand vadverse veffects. vPhase vI vstudies vinvolve
vhealthy vhuman vvolunteers vwho vare vusually vpaid vfor vtheir vparticipation.
vNurses vmay vobserve vfor vadverse veffects vand vtoxicity.
4. What vconcept vis vconsidered vwhen vgeneric vdrugs vare vsubstituted vfor
vbrand vname vdrugs?
A) Bioavailability
B) Critical v concentration
C) Distribution
D) Half-life
ANSWER: A
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