Physiology TRUE Concerning airflow in the lung is: A Flow is more likely to be turbulent in small airways than in the trachea B The lower the viscosity, the less likely is turbulence to occur C In pure laminar flow, halving the radius of the airway increases its resistance eight fold D Airway resistance increases during scuba diving 💡 Explanation TRUE Concerning airflow in the lung is: ✓ Correct Answer: D. Airway resistance increases during scuba diving