EXAM 2|QUESTIONS AND ANSWERS|GRADED A+|2026
UPDATE|100% CORRECT
1. Acute respiratory failure
A patient has ABG: PaO₂ 52 mmHg. What is the priority action?
A. Encourage deep breathing
B. Apply oxygen
C. Obtain sputum culture
D. Give antibiotics
Answer: B
Rationale: Severe hypoxemia requires immediate oxygen therapy.
2. ARDS hallmark
A. Fluid in alveoli
B. Increased lung compliance
C. Bradycardia
D. Hypoglycemia
Answer: A
Rationale: Non-cardiogenic pulmonary edema fills alveoli.
3. Priority in pneumonia
A. Antibiotics
B. Airway clearance
C. Diuretics
D. Anticoagulants
Answer: B
Rationale: Maintaining airway patency is priority.
4. COPD exacerbation sign
,A. Increased CO₂ retention
B. Hypoglycemia
C. Rash
D. Bradycardia
Answer: A
Rationale: COPD patients retain CO₂ due to hypoventilation.
5. Pulmonary embolism treatment
A. Warfarin
B. Oxygen
C. Heparin
D. Insulin
Answer: C
Rationale: Prevents clot extension.
6. Chest tube complication
A. Continuous bubbling
B. No drainage
C. Fever
D. Rash
Answer: B
Rationale: May indicate obstruction or resolution depending context.
7. Heart failure symptom
A. Crackles
B. Dry skin
C. Rash
D. Bradycardia only
Answer: A
Rationale: Fluid overload in lungs.
8. Cardiogenic shock
, A. Warm skin
B. Hypotension + tachycardia
C. Fever
D. Rash
Answer: B
Rationale: Pump failure leads to poor perfusion.
9. MI immediate priority
A. Oxygen
B. Morphine
C. ECG
D. All of the above
Answer: D
Rationale: MONA approach supports simultaneous interventions.
10. Pericardial tamponade sign
A. Muffled heart sounds
B. Hypertension
C. Rash
D. Cough
Answer: A
Rationale: Fluid compresses heart.
11. Aortic dissection symptom
A. Tearing chest pain
B. Headache
C. Rash
D. Fever
Answer: A
Rationale: Sudden severe tearing pain.
12. Hypertension complication