RN Pharmacology LATEST 2025 ACTUAL EXAM 242 QUESTIONS AND ANSWERS WITH RATIONALES (VERIFIED ANSWERS) |ALREADY GRADED A+

RN PHARMACOLOGY LATEST 2025
ACTUAL EXAM 242 QUESTIONS AND
ANSWERS WITH RATIONALES
(VERIFIED ANSWERS) |ALREADY
GRADED A+


A provider prescribes phenobarbital for a client who has a seizure disorder. The medication has a l
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ong half- J




life of 4 days. How many times per day should the nurse expect to administer this medication?
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A. One J




B. Two
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C. Three
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D. Four - CORRECT ANSWERS- A. Medications with long half-
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lives remain at their therapeutic levels between doses for long periods of time. The nurse should
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expect to administer this medication once a day.
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A staff educator is reviewing medication dosages and factors that influence medication metabol
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ism with a group of nurses at an in-
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service presentation. Which of the following factors should the educator include as a reason to a
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dminister lower medication dosages? (Select all that apply.) J J J J J J J




A. Increased renal secretion
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,B. Increased medication-metabolizing enzymes
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C. Liver failure
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D. Peripheral vascular disease
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E. Concurrent use of medication the same pathwaymetabolizes - CORRECT ANSWERS- Answer:
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C. Liver failure decreases metabolism and thus increases the concentration of a medication. This
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requires decreasing the dosage. J J J




E. When the same pathway metabolizes two medications, they compete for metabolism, thereb
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y increasing the concentration of one or both medications. This requires decreasing the dosage o
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f one or both medications.
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A nurse is preparing to administer
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eye drops to a client. Which of J J J J J J J




the following actions should the
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nurse take? (Select all that apply.) J J J J J




A.have the client lie on her side. J J J J J J




B.Ask the client to look J J J J J




up at the ceiling. J J J




C.Tell the client to blink when the drops enter her eye.
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D.Drop the medication J J J




into the center of the J J J J J

,client's conjunctival sac. J J




E.Instruct the client to close her eye gently after instillation - CORRECT ANSWERS- J J J J J J J J J J J J




B. The client should look upward to
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keep the drops from falling onto her cornea.
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D. The nurse should drop the medication into the
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center of the conjunctival sac to promote distribution.
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E. The client should close her eye gently
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to promote distribution of the medication
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A nurse is completing discharge teaching for a client who has a new prescription for transdermal
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patches. Which of the following J J J J J




statements should the nurse identify as an indication that the client J J J J J J J J J J J




understands the instructions? J J




A."I will clean the site withJ J J J J J




an alcohol swab before
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I apply the patch."
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B."I will rotate the application sites weekly."
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C."I will apply the patch to an area of skin with no hair."
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D."I will place the new patch on the site of the old patch. - CORRECT ANSWERS-
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C. The client should apply the patch to a hairless
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area of skin to promote absorption of the medication.
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A nurse reviewing a client's
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, medical record notes a new prescription for verifying the trough
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level of the client's medication. Which of the following actions should the nurse take?
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A.Obtain a blood specimen J J J J




immediately prior to J J J




administering the next J J J




dose of medication. J J




B.Verify that the client has J J J J J




been taking the medication J J J J




for 24 hr before obtaining
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a blood specimen.
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C.Ask the client to pr J J J J




ovide a urine specimen after the next dose of medication.
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D.Administer the medication,and obtain a blood specimen 30 min late - CORRECT ANSWERS- J J J J J J J J J J J J




A. To verify trough levels of a medication, the
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nurse should obtain a blood specimen immediately
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before administering thenext dose of medication.
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A nurse is preparing a client's medications. Which of the following actions should the nurse take i
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n following legal practice
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guidelines? (Select all that apply.) J J J J




A.maintain skill competency. J J




B.Determine the dosage. J J