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Table 2.

Steady-state values of model dependent variables under surface`resting' conditions, representing the starting conditions for diving simulations

VariableAbbreviationValue
Alveolar ventilation (1 min−1A 24.7 
Cardiac output (1 min−1 44.7 
Heart rate (beats min−1fH 53.2 
Cerebral blood flow (1 min−1B 0.54 
Coronary blood flow (1 min−1h 1.87 
Skeletal muscle blood flow (1 min−1m 11.83 
Viscera blood flow (1 min−1v 30.42 
Arterial blood oxygen saturation SaO2 0.96 
Venous blood oxygen saturation SO2 0.85 
Muscle oxygen saturation SmO2 0.96 
Arterial blood partial pressure of oxygen (mmHg) PaO2 100.9 
Mixed venous blood partial pressure of oxygen (mmHg) PO2 55.9 
Brain partial pressure of oxygen (mmHg) PBO2 64.0 
Myocardium partial pressure of oxygen (mmHg) PhO2 45.4 
Muscle and viscera partial pressure of oxygen (mmHg) PmO2, PvO2 56.4 
Arterial blood partial pressure of carbon dioxide (mmHg) PaCO2 41.6 
Mixed venous blood partial pressure of carbon dioxide (mmHg) PCO2 48.9 
Brain partial pressure of carbon dioxide (mmHg) PBCO2 47.2 
Myocardium partial pressure of carbon dioxide (mmHg) PhCO2 53.9 
Musclc and viscera partial pressure of carbon dioxide (mmHg) PmCO2, PvCO2 48.7 
Peripheral chemosensitivity (1 min−1 mmHg−1CO2Sp 4.08 
Peripheral chemoreflex drive (1 min−1p 17.1 
Central chemoreflex drive (1 min−1c 123.9 
VariableAbbreviationValue
Alveolar ventilation (1 min−1A 24.7 
Cardiac output (1 min−1 44.7 
Heart rate (beats min−1fH 53.2 
Cerebral blood flow (1 min−1B 0.54 
Coronary blood flow (1 min−1h 1.87 
Skeletal muscle blood flow (1 min−1m 11.83 
Viscera blood flow (1 min−1v 30.42 
Arterial blood oxygen saturation SaO2 0.96 
Venous blood oxygen saturation SO2 0.85 
Muscle oxygen saturation SmO2 0.96 
Arterial blood partial pressure of oxygen (mmHg) PaO2 100.9 
Mixed venous blood partial pressure of oxygen (mmHg) PO2 55.9 
Brain partial pressure of oxygen (mmHg) PBO2 64.0 
Myocardium partial pressure of oxygen (mmHg) PhO2 45.4 
Muscle and viscera partial pressure of oxygen (mmHg) PmO2, PvO2 56.4 
Arterial blood partial pressure of carbon dioxide (mmHg) PaCO2 41.6 
Mixed venous blood partial pressure of carbon dioxide (mmHg) PCO2 48.9 
Brain partial pressure of carbon dioxide (mmHg) PBCO2 47.2 
Myocardium partial pressure of carbon dioxide (mmHg) PhCO2 53.9 
Musclc and viscera partial pressure of carbon dioxide (mmHg) PmCO2, PvCO2 48.7 
Peripheral chemosensitivity (1 min−1 mmHg−1CO2Sp 4.08 
Peripheral chemoreflex drive (1 min−1p 17.1 
Central chemoreflex drive (1 min−1c 123.9 

Parameter values as given in Table 1.

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