I/II Exam Test Questions And Correct
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Rationales 2025/2026 Q&A | Instant
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1.
A nurse assesses a patient with heart failure who suddenly develops crackles,
dyspnea, and frothy sputum. What is the nurse’s priority action?
A. Encourage oral fluids
B. Place patient flat in bed
C. Apply oxygen and elevate head of bed
D. Administer scheduled laxative
Answer: C. Apply oxygen and elevate head of bed
Rationale: These findings indicate pulmonary edema requiring immediate
oxygenation support and reduction of preload.
2.
A patient with chronic obstructive pulmonary disease (COPD) has oxygen
saturation of 88%. Which oxygen order requires clarification?
A. Nasal cannula at 2 L/min
B. Venturi mask at 24%
C. Nonrebreather mask at 15 L/min
D. Titrate oxygen to maintain prescribed range
Answer: C. Nonrebreather mask at 15 L/min
,Rationale: Excessive oxygen in COPD patients may suppress respiratory drive and
worsen CO2 retention.
3.
Case: A postoperative patient suddenly becomes restless, tachycardic, and
hypotensive. Which complication should the nurse suspect first?
A. Urinary retention
B. Hemorrhage
C. Constipation
D. Mild anxiety
Answer: B. Hemorrhage
Rationale: Restlessness and hypotension after surgery may indicate shock from
internal bleeding.
4.
A nurse is caring for a patient receiving heparin infusion. Which laboratory value
is most important to monitor?
A. Sodium
B. INR
C. aPTT
D. Calcium
Answer: C. aPTT
Rationale: Activated partial thromboplastin time monitors effectiveness of heparin
therapy.
5.
A patient with diabetes reports shakiness and diaphoresis. Blood glucose is 48
mg/dL. Which intervention is priority?
,A. Administer insulin
B. Give 15 g rapid-acting carbohydrate
C. Restrict fluids
D. Encourage ambulation
Answer: B. Give 15 g rapid-acting carbohydrate
Rationale: Hypoglycemia requires immediate glucose replacement.
6.
A nurse assesses a patient with deep vein thrombosis. Which finding requires
immediate intervention?
A. Calf tenderness
B. Warm extremity
C. Sudden chest pain and dyspnea
D. Mild edema
Answer: C. Sudden chest pain and dyspnea
Rationale: Pulmonary embolism is a life-threatening complication.
7.
A patient with pneumonia has oxygen saturation of 84% despite oxygen therapy.
What is the nurse’s priority?
A. Encourage fluids
B. Reassess airway and respiratory effort
C. Document findings later
D. Administer stool softener
Answer: B. Reassess airway and respiratory effort
Rationale: Airway and breathing take priority in severe hypoxia.
8.
, Case: A patient with chronic kidney disease has potassium level of 6.5 mEq/L.
Which assessment finding is most concerning?
A. Muscle cramps
B. Peaked T waves
C. Polyuria
D. Dry skin
Answer: B. Peaked T waves
Rationale: Hyperkalemia may cause fatal cardiac dysrhythmias.
9.
A patient receiving morphine becomes difficult to arouse with respiratory rate of
6/min. Which medication should the nurse prepare?
A. Flumazenil
B. Naloxone
C. Epinephrine
D. Protamine sulfate
Answer: B. Naloxone
Rationale: Naloxone reverses opioid-induced respiratory depression.
10.
A nurse is caring for a patient with sepsis. Which finding indicates worsening
condition?
A. Warm skin
B. Urine output 15 mL/hr
C. Heart rate 92/min
D. Blood glucose 110 mg/dL
Answer: B. Urine output 15 mL/hr
Rationale: Low urine output indicates poor organ perfusion.