Physiology Which of the following statements about Ventilation/Perfusion ratio is true: A In a complete airway obstruction, the ventilation/Perfusion ratio approaches Infinity B In complete Pulmonary Embolism, the ventilation/perfusion ratio approaches Zero C Ventilation Perfusion Ratio of Zero indicates Dead space D Ventilation perfusion ratio of infinity indicates no gas exchange 💡 Explanation Which of the following statements about Ventilation/Perfusion ratio is true: ✓ Correct Answer: D. Ventilation perfusion ratio of infinity indicates no gas exchange