calculating drug dosages 2nd edition

Test Bank For Calculating Drug Dosages APatient-Safe
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s Approach toNursing andMath
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2nd Edition by Castillo
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Chapter 1 - 22 Complete
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,TableofContents: s s




I.Safety in Medication Administration
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Chapter1. Safetyin Medication Administration
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Chapter2. TheDrug Label s s s s




II.Systems of Measurement
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Chapter3. The Metric System s s s s




Chapter4. The Household System
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III.Methods of Calculation
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Chapter5. Linear Ratio and Proportion
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Chapter6. Fractional Ratio and Proportion
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Chapter7. Dimensional Analysis
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Chapter8. Formula Method s s s




IV.Administration of Medications
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Chapter9. CalculatingOral Medication Doses
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Chapter10. Syringes and Needles
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Chapter11. Calculating Parenteral Medication Dosages
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Chapter12. PreparingPowdered Parenteral Medications
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Chapter13. Administration of Insulin
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V.IV Therapy and Administration of Intravenous Medications
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Chapter14. Intravenous Infusion and Infusion Rates
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Chapter15. Calculating Infusion and Completion Time
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Chapter16. Administering IV Push Medications
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VI. Verifying Safe Doseand Critical Care Calculations
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Chapter17. Verifying Safe Dose
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Chapter18. Titration of Intravenous Medications
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VII. Intakeand Outputs s s




Chapter19. Calculating Intake and Output
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Chapter20. Calculating Parenteral Intake
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VIII. Dosages forPediatric and OlderAdult Populations
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Chapter21. Considerations for the Pediatric Patient
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Chapter22. Considerations forthe Older Adult
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,Castillo/Werner-McCullough:CalculatingDrugDosages,2e s s s s




Chapter1:Safety in Medication Administration
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Castillo: Calculating Drug Dosages: APatient-Safe Approach to Nursing and Math 2ndEdition
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MULTIPLE CHOICE s




1. Thefollowingmedication order is in thepatient’s medication administration record (MAR):
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methylPREDnisolone 40 mg PO daily at 0900. s s s s s s




After reading the order, the nurse correctlydetermines:
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A “PO”is an inappropriate abbreviation. s s s s




B themedication order is written correctly. s s s s s




C 40 mgshould bewritten as 40mg. s s s s s s




D tall man letteringindicates that thedrugis a narcotic. s s s s s s s s s




ANSWER: B s




Feedback
The medication order has all the required components (drug name, dose, route, and
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frequency of administration) for a drug order. “PO” is an appropriate abbreviation;40 mg
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is written correctly with a space between the dose and the unit of measurement. Tall man
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letteringis used to distinguish the drug from another drug
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with a similar name. s s s




2. Which ofthe following accuratelydescribes the “Boxed Warning” found on a druglabel?
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A It is primarilyis used to identifythe safedose for the patient.
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B It is commonlyfound on all druglabels. s s s s s s s




C It identifies serious potential risks and sideeffects related to druguse.
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D It protects thepatient byprovidinginformation to decrease side effects.
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ANSWER: C s




Feedback
A drug label with a boxed warning provides information to healthcare professionalsand
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patients regarding the serious risks and side effects related to the drug. The Boxed
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Warningis not the primarysource for identifyingthe patient’s drug dosage.
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The warning is found on specific prescription medications and does not provide
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information to reduce or decrease side effects.
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3. When practicing safety in the administration of medication, for which of the following
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medication orders should a nurse seek clarification before the administration of the
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medication?
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, Castillo/Werner-McCullough:CalculatingDrugDosages,2e s s s s




A Regular insulin 5 u subcut now. s s s s s




B Enoxaparin 80 mg subcut every12 hours. s s s s s s




C Benadryl 50 mg PO PRN every6 hr foritching. s s s s s s s s s




D Ondansetron 4 mg IVP stat. s s s s




ANSWER: A s




Feedback
The“u” should never be used in amedication order; rather, forsafety, the word“units”
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should bespelled out. Theotheranswer options contain the required
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components needed to safely carryout the medication order. s s s s s s s s




4. A nurse is reviewing a drug label with a drug name written with tall man lettering. Which
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statements shows the nurse has a correct understanding of tall man lettering on a druglabel?
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A “Thetall man lettering means this is a high alert drug.” s s s s s s s s s s




B “Thetall man letteringhelps me distinguish this drug with otherdrugs that s s s s s s s s s s s s




havesimilar names.” s s




C “Thetall man lettering means that this drugmust have a Boxed Warning.” s s s s s s s s s s s s




D “The tall man lettering helps me quicklyidentifythat this drug is an injectable s s s s s s s s s s s s s




drug.”

ANSWER: B s




Feedback
Tall man letteringhighlights a portion ofthe drug name to help distinguish from
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similar drugnames. It is not used to identifyhigh alert drugs, highlight a boxed
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warning, or identifyinjectable drugs. s s s s




5. Thefollowingmedication orders are found in the patient’s MAR:
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Metformin HCl 500 mg PO daily at 0900. Hydrochlorothiazide s s s s s s s s




25 mg PO every 12 hr at 0900 and 2100.Digoxin .25 mg PO daily at
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0900.
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In reading the medication orders for the 0700–1500 shift, the nurse determines that which ofthe
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following is the priority nursingintervention?
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A Clarifythe metformin HCl order. s s s s




B Clarifythe hydrochlorothiazide order. s s s




C Clarifythe digoxin order. s s s




D Prepareto administer the 0900 medications. s s s s s




ANSWER: C s




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