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NU 010 Pre-NCLEX Licensure Prep I EXAM GUIDE 2026/2027
1. A patient with chronic obstructive pulmonary disease
(COPD) develops a sudden onset of shortness of breath, anxiety,
and tachycardia. Which complication should the nurse suspect?
A. Pneumonia
B. Myocardial Infarction
C. Acute Respiratory Failure
D. Pulmonary Embolism
Correct Answer: D. Pulmonary Embolism
Rationale: Sudden onset of symptoms such as shortness of
breath, anxiety, and tachycardia in a COPD patient is highly
indicative of a pulmonary embolism.
2. A patient with diabetic ketoacidosis (DKA) has a potassium
level of 5.8 mEq/L. What is the most appropriate initial nursing
action?
A. Administer potassium supplements
B. Initiate an insulin drip
C. Restrict dietary potassium intake
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