Surfactant, Surface Tension, and Crackling Sound in the Lung.

Global Picture

Specific Picture

Airway Opening

Experimental Data

Time Interval between Measured Crackles Sound

Pressure-Volume Curve (Collapsed Lung)

Numerical Model

Inter-crackle Intervals: results from the model

Clinical Potential

P-V Curve, Experiment vs. Model

Effect of Surface Tension

Free Energy

Summary of P-V Curve Results

Acknowledge

PowerPoint Presentation

How to Analyze ? Hypothesis

Slide 18