Advanced Lung Modelling and abg simulator

O₂ consumption (50-700 ml/min)

Resp Quotient (0.6-1.2)

FiO₂ (0.1-1.0)

Total Blood Flow Q (3-20 l/min)

[Haemoglobin] (4-22 g/dl)

Base Excess (-30 to 20 mmol/l)

Standard P₅₀ (17 to 45 mmHg)

Choose Lung model setup:

Expired or inspired V in V/Q

How to handle negative expired volumes

Alveolar ventilation (1.7-20 l/min)

LogSD of V (0.1-2.0)

LogSD of Q (0.1-2.0)

Mean V/Q ratio (0.2-3.0)

LogSD of V/Q distribution (0.1-2.0)

Shunt (0 to 50%)

Fraction of non-Shunt Q to second distribution (0-0.5)

MeanVQ of second distribution (0.001 - 10)

LogSD of second distribution (0.1-2.0)

Number of compartments (10-100)

Haldane correction coefficient (0-0.35)

Method to determine Total Ventilation

Fixed PaCO₂ value (20-80 mmHg)

Fixed PaCO₂ tolerance (0.001 - 1 mmHg)

Fixed Art pH value (7.2-7.6)

Fixed Art pH tolerance (0.0001 - 0.05)

Maximum time for iterative calculation (seconds) min=30

Advanced V/Q Lung Modelling and Abg Simulation