Test Bank Focus on Nursing Pharmacology 9th Edition Test bank by Amy Karch - Chapter 1-59 | Complete Guide 2023/2024 graded A+

,Test Bank - Focus on Nursing Pharmacology (9th Edition by
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Chapter 01 - Introduction to Drugs vv vv vv vv vv




A nurse working in radiology administers iodine to a patient who isxhaving a computed tomography (CT)
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sc an. The nurse working on the oncology unit administersxchemotherapy to patients who
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havexcancer. At the Public Health Department, a nursexadministersxa measles-mumps-
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rubella (MMR) vaccine to ax14-month- vv vv vv vv


old child asxa routine immunization. Which branch of pharmacology best describes the actions of
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allx three nurses?
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Pharmacoeconomics


vv Pharmacotherapeutics


vv Pharmacodynamics P vv




vv harmacokinetics Ans: vv




B


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Pharmacology is the study of thexbiologic effects of chemicals. Nurses are involved with clinical
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pharm acology or pharmacotherapeutics, which is a branch of pharmacology that deals withxthexuses
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of drugs t o treat, prevent, and diagnose disease. Thexradiology nursexisxadministering a drug to help
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diagnose a di sease. The oncology nurse is administering a drug to help treat a disease.
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Pharmacoeconomics includesxany costs involved in drugxtherapy. Pharmacodynamicsxinvolves how a dr
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ug affects the body and pharmacokineticsxis how the body acts on the body.
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A physician has ordered intramuscular (IM) injectionsxof morphine, a narcotic, every 4 hours asxneeded
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for pain in axmotor vehicle accident victim. Thexnurse is awarexthis drug has a high abuse
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potential. vv



Under what category would morphine be classified?
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SchedulexI S vv




vv chedulexII


Sc hedule
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v v III S vv




vv chedulexIV


vv Ans: B


Feedback:

,Test Bank - Focus on Nursing Pharmacology (9th Edition by
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Karch)


Narcoticsxwith a high abuse potential are classified asxSchedule II drugs becausexof severe dependence
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, Test Bank - Focus on Nursing Pharmacology (9th Edition by
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Karch)

liability. Schedule I drugs havexhigh abuse potential and noxaccepted medical use. Schedule III
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drugs have a lesser abuse potential thanxII andxan accepted medical use. SchedulexIV drugsxhave
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lowxabusex potential and limited dependence liability.
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When involved in phasexIII drug evaluation studies, what responsibilities wouldxthe nurse
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vv have? Working with animals who are given experimental drugs
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Choosing appropriate patientsxto bexinvolved in the drug study
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vv Monito ringxand observing patients closely for adverse effects
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vv Conductingxres earch to determine effectiveness of the drug Ans:
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v v C


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Phase III studiesxinvolve usexof a drug in a vast clinical population in which patients arexasked to
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record any symptomsxthey experiencexwhile taking the drugs. Nurses may be responsiblexfor helping
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collect an d analyzexthe information to bexshared with the Food and Drug Administration (FDA) but
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would not co nduct research independently because nursesxdo notxprescribe medications. Use of
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animals in drug testin g isxdone in the preclinical trials. Select patients who are involved in phase II
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studies toxparticipate in stu dies where thexparticipants have the disease the drug is intended to treat.
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These patients are monitored cl osely for drug action and adverse effects. PhasexI studies involve
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healthy human volunteers who are usu ally paid for their participation. Nurses may observe for
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adverse effects and toxicity.
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What concept is considered whenxgeneric drugs are substituted for brand name drugs?
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Bioavailabi lity
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Critical concentration vv




Distribution
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Half-


lifex Ans: v v v v v v A


Feedback:


Bioavailability is thexportion of a dose of a drug that reaches the systemic circulation and isxavailable
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tox actxon body cells. Bindersxused in a generic drug may notxbexthexsamexas thosexused inxthe brand
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namexd rug. Therefore, the way the body breaks down and usesxthe drug may differ, which may
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eliminate axgen eric drug substitution. Critical concentration isxthe amount of a drug that isxneeded to
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cause axtherapeuti c effect and should not differ between generic and brand name medications.
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Distribution is the phasexof pharmacokinetics, which involves the movement of a drug to the body’s
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tissues and is the
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