RN Pharmacology LATEST 2024 ACTUAL
EXAM 242 QUESTIONS AND ANSWERS
WITH RATIONALES (VERIFIED ANSWERS)
|ALREADY GRADED A+ Questions and
Correct Answers/ Latest Update / Already
Graded
A provider prescribes phenobarbital for a client who has a seizure
disorder. The medication has a long half-life of 4 days. How many
times per day should the nurse expect to administer this medication?
A. One
B. Two
C. Three
D. Four
Ans: A. Medications with long half-lives remain at their
therapeutic levels between doses for long periods of time. The
nurse should expect to administer this medication once a day.
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A staff educator is reviewing medication dosages and factors that
influence medication metabolism with a group of nurses at an in-
service presentation. Which of the following factors should the
educator include as a reason to administer lower medication dosages?
(Select all that apply.)
A. Increased renal secretion
B. Increased medication-metabolizing enzymes
C. Liver failure
D. Peripheral vascular disease
E. Concurrent use of medication the same pathway metabolizes
Ans: Answer:
C. Liver failure decreases metabolism and thus increases the
concentration of a medication. This requires decreasing the
dosage.
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E. When the same pathway metabolizes two medications, they
compete for metabolism, thereby increasing the concentration
of one or both medications. This requires decreasing the dosage
of one or both medications.
A nurse is preparing to administer
eye drops to a client. Which of
the following actions should the
nurse take? (Select all that apply.)
A.have the client lie on her side.
B.Ask the client to look
up at the ceiling.
C.Tell the client to blink when the drops enter her eye.
D.Drop the medication
into the center of the
client's conjunctival sac.
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E.Instruct the client to close her eye gently after instillation
Ans: B. The client should look upward to
keep the drops from falling onto her cornea.
D. The nurse should drop the medication into the
center of the conjunctival sac to promote distribution.
E. The client should close her eye gently
to promote distribution of the medication
A nurse is completing discharge teaching for a client who has a new
prescription for transdermal patches. Which of the following
statements should the nurse identify as an indication that the client
understands the instructions?
A."I will clean the site with
an alcohol swab before
I apply the patch."
B."I will rotate the application sites weekly."
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