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Model Mathematics

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Component: environment

Component: red_cells_and_viscosity

Component: blood_viscosity_calculations

Component: hematocrit_fraction

VB = VP + VRC HM1 = \frac{VRC}{VB} HM = 100 HM1

Component: viscosity_due_to_RBCs

VIE = \frac{HM}{(HMK - HM) HKM}

Component: blood_viscosity

VIB = VIE + 1.5 VIM = 0.3333 VIB

Component: RBC_formation_and_destruction

Component: oxygen_stimulation

PO2AM1 = \{\begin{matrix} 80 if PO2AMB > 80 \\ PO2AMB otherwise \end{matrix} HM3 = (PO2AM1 - 40) HM HM4 = PO2AMB - 40 HM5 = \{\begin{matrix} 0 if HM3 + HM4 < 0 \\ HM3 + HM4 otherwise \end{matrix} HM7 = HM6 - HM5

Component: RBC_production

RC1 = \{\begin{matrix} 0 if HM7 HM8 REK + 0.000005 < 0 \\ HM7 HM8 REK + 0.000005 otherwise \end{matrix}

Component: RBC_destruction

RC2 = VRC RKC VIM

Component: RBC_volume

RCD = (RC1 - RC2) + TRRBC \frac{d}{d time} (VRC) = RCD

Component: parameter_values

Source: Derived from workspace Guyton, Red, Cells, And, Viscosity, 2008 at changeset eb5fae7e50f1.

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