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. 2019 Dec 19;7(1):1. doi: 10.3390/bioengineering7010001

Table 2.

Typical model parameters. The pathological case is in square brackets.

Parameter Value Physiological Meaning
RA 0.001 mmHg s/mL Aortic valve resistance
RM 0.005 mmHg s/mL Mitral valve resistance
RS 0.5 mmHg s/mL Systemic vascular resistance
RC 0.0398 mmHg s/mL Characteristic resistance
R 0.30613.5 (PV1 mmHg) Θ(1 mmHgPV) Total pump resistance
CR 4.4 ml/mmHg Left atrial compliance
CS 1.33 ml/mmHg Systemic compliance
CA 0.08 ml/mmHg Aortic compliance
LS 0.0005 mmHg·s2/mL Inertance of blood in aorta
L 0.0472 mmHg·s2/mL Total pump inertance
σ0 240 kpa Maximum sarcomere active tension
k0 120 kpa Maximum sarcomere active elastance
k1 0.002 kpa Model parameter for a passive tension
k2 14 kpa [40 kpa] Model parameter for a passive tension
χ, αl 100 s−1, 10 m−1 Damping parameters in sarcomere
ω0 100 s−1 Sarcomere microscale oscillation frequency
a, b 100 m·s−2 kpa−1, 6000 m·s−2 Active and passive force parameters
β0 20 mL−2 Length-tension parameter
γ 0.6 [0.45] PV parameter
V0 144/1.5 mL [144 mL] Volume parameter
μ1, μ2 0.0024 kpa−1, 0 (s·mL)−1 MEF parameters