A Guide to Drug Classifications and Dosage Calculations,
4th Edition by Cynthia J. Watkins
Chapters 1 - 21
,
,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 4thEdition Watkins Test Bank
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1.
A nurse working in radiology administers iodine to a patient who is having a comput
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edtomography (CT) scan. The nurse working on the oncology unit administers chemot
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herapy to patients who have cancer. At the Public Health Department, a nurse admini
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sters 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? RF RF RF RF
A) Pharmacoeconomics
B) Pharmacotherapeutics
C) Pharmacodynamics
D) Pharmacokinetics
ANSWER: B
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Pharmacology is the study of the biologic effects of chemicals. Nurses are involved wit RF RF RF RF RF RF RF RF RF RF RF RF RF
h clinical pharmacology or pharmacotherapeutics, which is a branch of pharmacology
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that deals with the uses of drugs to treat, prevent, and diagnose disease.The radiolog
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y nurse is administering a drug to help diagnose a disease. The oncology nurse is admi
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nistering a drug to help treat a disease. Pharmacoeconomics includes any costs involv
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ed in drug therapy. Pharmacodynamics involves how a drug affects the body and phar
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macokinetics is how the body acts on the body. RF RF RF RF RF RF RF RF
2.
A physician has ordered intramuscular (IM) injections of morphine, a narc
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otic, every 4 hours as needed for pain in a motor vehicle accident victim. Th
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e nurse is aware this drug has a high abuse potential. Under whatcategory
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would morphine be classified? RF RF RF
A) Schedule I RF
B) Schedule II RF
C) Schedule III RF
D) Schedule IV RF
ANSWER: B
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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 pote
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ntial than II and an accepted medical use. Schedule IV drugs havelow abuse
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potential and limited dependence liability. RF RF RF RF
3.
When involved in phase III drug evaluation studies, what responsibiliti
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eswould the nurse have?
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A) Working with animals who are given experimental drugs RF RF RF RF RF RF RF
B) Choosing appropriate patients to be involved in the drug study RF RF RF RF RF RF RF RF RF
C) Monitoring and observing patients closely for adverse effects RF RF RF RF RF RF RF
D) Conducting research to determine effectiveness of the drug RF RF RF RF RF RF RF
ANSWER: C
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Phase III studies involve use of a drug in a vast clinical population in whichp
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atients 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 informa
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tion to be shared with the Food and Drug Administration (FDA) butwould n
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ot conduct research independently because nurses do not prescribe medica
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tions. Use of animals in drug testing is done in the preclinical trials. Select p
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atients who are involved in phase II studies to participate in studies where t
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he participants have the disease the drug is intended to treat. These patient
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s are monitored closely for drug action and adverse effects. Phase I studies i
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nvolve healthy human volunteers who are usually paid for their participation
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. Nurses may observe for adverse effects and toxicity.
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4.
What concept is considered when generic drugs are substituted for br
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andname drugs? R
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A) Bioavailability
B) Critical concentration RF
C) Distribution
D) Half-life
ANSWER: A
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