Questions and Correct Answers latest
updated
1. A nurse is caring for a patient post-MI who develops a new S3 heart sound.
What does this finding suggest?
A. Pulmonary embolism
B. Cardiac tamponade
C. Heart failure
D. Mitral stenosis
Rationale: An S3 heart sound post-MI is a sign of left ventricular
dysfunction, indicating heart failure.
2. A patient with COPD is admitted with worsening shortness of breath.
Which ABG finding is most consistent with this condition?
A. pH 7.48, PaCO2 30 mm Hg, HCO3 24
B. pH 7.32, PaCO2 55 mm Hg, HCO3 30
C. pH 7.28, PaCO2 40 mm Hg, HCO3 18
D. pH 7.45, PaCO2 38 mm Hg, HCO3 24
,Rationale: COPD often leads to respiratory acidosis with
metabolic compensation, shown by elevated PaCO2 and HCO3.
3. Which of the following medications should the nurse question in a patient
with second-degree type II heart block?
A. Lisinopril
B. Furosemide
C. Metoprolol
D. Atorvastatin
Rationale: Beta blockers like metoprolol can worsen heart blocks
by slowing AV conduction.
4. A patient is admitted with diabetic ketoacidosis. Which insulin type should
be administered IV?
A. NPH
B. Regular
C. Glargine
D. Lispro
Rationale: Regular insulin is the only insulin approved for IV use in
acute settings like DKA.
5. A patient with A-fib is started on warfarin. Which lab should be monitored?
A. INR
B. PTT
, C. Platelets
D. Creatinine
Rationale: INR is used to monitor warfarin therapy to assess
anticoagulation.
6. A client on a heparin drip has an aPTT of 98 seconds. What should the nurse
do?
A. Increase infusion rate
B. Hold the infusion and notify provider
C. Continue current rate
D. Administer vitamin K
Rationale: The aPTT is too high, placing the patient at bleeding
risk. Hold and notify provider.
7. The nurse is monitoring a patient with a chest tube. Bubbling is noted in the
water seal chamber. What does this indicate?
A. Air leak
B. Normal function
C. Occlusion
D. Pleural effusion
Rationale: Continuous bubbling in the water seal chamber
indicates an air leak.