Fick’s Law
Rate of diffusion= (SA x Conc gradient)/ Thickness
Darcy’s Law
Rate of flow= Change in pressure/ Resistance
Nernst Equation
eq potential= (RT)/(zF)xln (concref/conctest)
Eqn for work
Force x Distance
Eqn for power
Force x Velocity
Eqns for cardiac output
Stroke vol x Heart rate
(BP)/Vascular Resistance
Eqn for blood pressure
Resistance x cardiac output
Poiseuille’s Law
resistance=(lengthx viscosity)/ radius^4
What is the meaning of Laplace’s law?
Pressure is inversely proportional to the radius of the vessel
For curved surfaces