ATI RN PHARMACOLOGY PROCTORED EXAM 2026/2027
EXAM TEST BANK COMPREHENSIVE PRACTICE
QUESTIONS AND STUDY GUIDE COMPLETE ACCURATE
EXAM REAL QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (RELIABLE SOLUTIONS)
CURRENTLY UPDATED VERSION 2026 EDITION
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A nurse is preparing to administer digoxin to a client with heart
failure. Which assessment finding requires withholding the
medication?
A) Potassium level 4.0 mEq/L
B) Apical pulse 54/min
C) Blood pressure 118/76 mmHg
D) Respiratory rate 16/min
CORRECT ANSWER: B
Rationale: Digoxin should be withheld if the apical pulse is less than
60/min in an adult. Digoxin slows the heart rate, and bradycardia is
a sign of digoxin toxicity. The normal potassium range is 3.5–5.0
mEq/L, so 4.0 mEq/L is within normal limits and would not require
withholding the medication.
,QUESTION 2
A patient is receiving IV heparin for a deep vein thrombosis. Which
laboratory value should the nurse monitor most closely?
A) PT/INR
B) aPTT
C) Platelet count
D) Serum potassium
CORRECT ANSWER: B
Rationale: Heparin therapy is monitored using the activated partial
thromboplastin time (aPTT). The therapeutic range is typically 1.5–
2.5 times the control value. PT/INR is monitored for warfarin
therapy, not heparin.
QUESTION 3
A nurse is providing teaching to a client prescribed warfarin. Which
statement by the client indicates a need for further teaching?
A) "I will avoid eating large amounts of green leafy vegetables."
B) "I will report any unusual bleeding to my provider."
C) "I will take ibuprofen for my headaches."
D) "I will wear a medical alert bracelet."
,CORRECT ANSWER: C
Rationale: Ibuprofen (an NSAID) increases the risk of bleeding when
taken with warfarin. Patients on warfarin should avoid NSAIDs and
use alternative pain relief such as acetaminophen. Green leafy
vegetables contain vitamin K, which can antagonize warfarin, so
they should be consumed in consistent amounts. Medical alert
bracelets are recommended.
QUESTION 4
A nurse is reviewing a client's medication record and notes a
prescription for a "trough level." When should the nurse schedule the
blood draw?
A) 30 minutes after the dose is administered
B) Exactly mid-way between doses
C) 15 minutes before the next dose
D) 2 hours after the start of the infusion
CORRECT ANSWER: C
Rationale: The trough level represents the lowest concentration of
the drug in the bloodstream. It is measured immediately (usually 15–
30 minutes) before the next scheduled dose. Peaks are drawn after
administration.
, QUESTION 5
A nurse is administering morphine 2.0 mg IV every 4 hours PRN for
pain. Which of the following actions should the nurse take first?
A) Administer the medication as prescribed
B) Assess the client's pain level
C) Check the client's respiratory rate
D) Verify the client's allergy status
CORRECT ANSWER: C
Rationale: Morphine is a potent opioid that can cause respiratory
depression. The nurse should assess the client's respiratory rate
before administering morphine. If the respiratory rate is less than
12/min, the medication should be withheld and the provider
notified. While assessing pain level and verifying allergies are
important, respiratory assessment is the priority safety action.
QUESTION 6
A client prescribed furosemide (Lasix) for heart failure reports
experiencing muscle cramps and weakness. Which electrolyte
imbalance should the nurse suspect?
A) Hyperkalemia