2026 COMPLETE 300 QUESTIONS AND ANSWERS
WITH VERIFIED RATIONALES | GRADED A+ |
2026/2027 UPDATE | 100% VERIFIED SOLUTIONS
300 QUESTIONS
TABLE OF CONTENTS
# TOPIC
1 Cardiovascular
2 Respiratory
3 Renal
4 Endocrine
5 Gastrointestinal
6 Neurological
7 Musculoskeletal
8 Immune & Infectious
9 Perioperative
10 Emergency & Critical Care
Page 1
,Q1
A client with heart failure has crackles in lung bases, JVD, and an S3 gallop. Which medication is
first-line for acute symptom relief?
A) Metoprolol
B) *Furosemide IV CORRECT
C) Digoxin
D) Spironolactone
Rationale
IV loop diuretics rapidly reduce preload and pulmonary congestion.
Q2
A client post-MI develops severe chest pain and ST elevation. Which action is priority?
A) Administer morphine
B) *Prepare for percutaneous coronary intervention CORRECT
C) Apply oxygen
D) Start heparin drip
Rationale
STEMI requires emergent reperfusion; PCI within 90 minutes.
Q3
A client with hypertension is prescribed lisinopril. Which side effect should the nurse monitor?
A) Dry cough
B) *Dry cough CORRECT
C) Bradycardia
D) Hyperkalemia
Rationale
ACE inhibitors cause dry cough due to bradykinin accumulation.
Page 2
,Q4
A client with atrial fibrillation is on warfarin. The INR is 4.5. Which action should the nurse take?
A) Administer vitamin K
B) *Hold warfarin and notify provider CORRECT
C) Increase warfarin dose
D) Continue warfarin
Rationale
INR >4.5 without bleeding: hold and notify; vitamin K if bleeding.
Q5
A client with COPD has an SpO2 of 88% on 2 L/min. Which action is priority?
A) Increase oxygen to 4 L/min
B) *Assess respiratory rate and effort CORRECT
C) Administer albuterol
D) Notify provider
Rationale
Assess before increasing oxygen; target SpO2 88-92% in COPD.
Q6
A client with pneumonia has a fever and pleuritic chest pain. Which intervention is first?
A) Administer acetaminophen
B) *Position in semi-Fowler’s and encourage deep breathing CORRECT
C) Apply cold compress
D) Notify provider
Page 3
, Rationale
Positioning optimizes ventilation; deep breathing expands lungs.
Q7
A client with a pulmonary embolism is on heparin. Which lab monitors therapy?
A) PT
B) *aPTT CORRECT
C) INR
D) Platelets
Rationale
aPTT goal 1.5-2.5× control for heparin.
Q8
A client with asthma has a peak flow of 50% of personal best. Which action is first?
A) Administer oral steroid
B) *Administer rescue bronchodilator CORRECT
C) Call 911
D) Apply oxygen
Rationale
Yellow zone (50-80%): use albuterol and reassess.
Q9
A client with acute kidney injury has a potassium of 6.8 mEq/L. Which finding is expected?
A) U waves
B) *Peaked T waves CORRECT
C) Prolonged PR
D) ST depression
Page 4