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,Chapter 1. History of Pharmacology
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Pharmacology Clear and Simple-
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A Guide to Drug Classifications and Dosage Calculations 4th Edition Watkins Test Bank
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1.
A nurse working in radiology administers iodine to a patient who is having a compute
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d tomography (CT) scan. The nurse working on the oncology unit administers chemoth
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erapy to patients who have cancer. At the Public Health Department, a nurse administe
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rs a measles-mumps-rubella (MMR) vaccine to a 14-month-
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old child as a routine immunization. Which branch of pharmacology best describes the
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actions of all three nurses? v# v# v# bn




A) Pharmacoeconomics
B) Pharmacotherapeutics
C) Pharmacodynamics
D) Pharmacokinetics
ANSWER: B
Feedback:
Pharmacology is the study of the biologic effects of chemicals. Nurses are involved with
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clinical pharmacology or pharmacotherapeutics, which is a branch of pharmacology
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hat deals with the uses of drugs to treat, prevent, and diagnose disease.The radiology
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nurse is administering a drug to help diagnose a disease. The oncology nurse is admini
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stering a drug to help treat a disease. Pharmacoeconomics includes any costs involved
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in drug therapy. Pharmacodynamics involves how a drug affects the body and pharma
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cokinetics is how the body acts on the body. bn bn v# v# v# v# bn v#




2.
A physician has ordered intramuscular (IM) injections of morphine, a narcoti
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c, every 4 hours as needed for pain in a motor vehicle accident victim. The
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nurse is aware this drug has a high abuse potential. Under whatcategory wo
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uld morphine be classified?
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A) Schedule I v #




B) Schedule II v #




C) Schedule III v #




D) Schedule IV v #




ANSWER: B

, Feedback:
Narcotics with a high abuse potential are classified as Schedule II drugs beca
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use of severe dependence liability. Schedule I drugs have high abuse potenti
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al and no accepted medical use. Schedule III drugs have a lesser abuse pot
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ential than II and an accepted medical use. Schedule IV drugs have low abus
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e potential and limited dependence liability.
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3.
When involved in phase III drug evaluation studies, what responsibiliti e
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s would the nurse have?
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A) Working with animals who are given experimental drugs v# v# v# v# v# v # v#




B) Choosing appropriate patients to be involved in the drug study
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C) Monitoring and observing patients closely for adverse effects v# v# v# v# v# v# v#




D) Conducting research to determine effectiveness of the drug v # v # v# v # v# v# v #




ANSWER: C
Feedback:
Phase III studies involve use of a drug in a vast clinical population in which
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patients are asked to record any symptoms they experience while taking the
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drugs. Nurses may be responsible for helping collect and analyze the infor
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mation to be shared with the Food and Drug Administration (FDA) but wou l
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d not conduct research independently because nurses do not prescribe med i
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cations. Use of animals in drug testing is done in the preclinical trials.
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Select patients who are involved in phase II studies to participate in studies
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where the participants have the disease the drug is intended to treat. These
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patients are monitored closely for drug action and adverse effects. Phase I s
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tudies involve healthy human volunteers who are usually paid for their partici
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pation. Nurses may observe for adverse effects and toxicity.
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4.
What concept is considered when generic drugs are substituted f
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or brandname drugs?
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A) Bioavailability
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C) Distribution
D) Half-life
ANSWER: A
Feedback: