.Physiolibrary.Organs.Heart.Components.Ventricle .Physiolibrary.Organs.Heart.Components.Ventricle
Heart ventricle.
like
QHP 2008 / VascularCompartments/LeftVentricle/*
The pressure-volume characteristics of both ventricles in diastole
and systole will be described using a power function.
P = A * (V ^ n)
P = Pressure
V = Volume
A = Scale Factor
n = curvature
The function is invertable.
V = (P/A) ^ (1/n)
Some typical values
Right Left
---------------------- ------------------------
Nominal Vol 87.5 87.5
Nominal TMP 3.0 6.0
Compliance 29.2 14.6
Pericardial P -3.0 -3.0
DIASTOLE
EDP 1.0 5.0
EDV 125.0 125.0
TMP 4.0 8.0
n 2.0 2.0
V^n 15625.0 15625.0
A 0.00026 0.00051
SYSTOLE
ESP 22.0 120.0
ESV 50.0 50.0
TMP 25.0 123.0
n 0.5 0.5
V^n 7.07 7.07
A 3.53 17.39
| Author: | Marek Matejak |
| License: | Physiomodel License 1.0 |
| By: | Charles University, Prague |
| Date of: | january 2009 |
| References: | Tom Coleman: QHP 2008 beta 3, University of Mississippi Medical Center |
Copyright © 2014 Marek Matejak, Charles University in Prague.