Blood flow in tapered tubes.
D000818:Animals; D001775:Blood Circulation; D001783:Blood Flow Velocity; D001794:Blood Pressure; D002196:Capillaries; D002417:Cattle; D007440:Intubation / Q000295:instrumentation*; D008433:Mathematics; D008833:Microcirculation; D008954:Models, Biological; D012039:Regional Blood Flow; D012212:Rheology