Research Article

Rheological Behavior of Physiological Pulsatile Flow through a Model Arterial Stenosis with Moving Wall

Table 1

Non-Newtonian models with given molecular viscosity of blood.

ModelEffective viscosity

Newtonian  Pa·s

Carreau Carreau [25]
 Pa·s

Cross Cross [27]
 Pa·s, at a very low shear rate
 s−1

Modified Casson   González and Moraga [27]
 Pa·s
 s−1
 s−1

Quemada Quemada [28]
for haematocrit
 Pa·s
 s−1
and

In non-Newtonian models, viscosity is a function of , which is the global shear rate.