1) Cardiovascular physiology 
Hemodynamics (AmE) or hæmodynamics (BrE), meaning literally `blood flow, motion and equilibrium under the action of external forces`, is the study of blood flow or the circulation. It explains the physical laws that govern the flow of blood in the blood vessels. == Cardiac output and flow rate == The heart is the driver of the circulatory syste.....
(he″mo-di-nam´iks) the study of the movements of the blood and the forces concerned therein. adj., hemodynam´ic., adj.
Type: Term Pronunciation: hē′mō-dī-nam′iks Definitions: 1. The study of the dynamics of the blood circulation.
hemodynamics, haemodynamics 1. The study of the forces involved in the circulation of blood. 2. The study of the movements of the blood and of the forces concerned therein.
noun the branch of physiology that studies the circulation of the blood and the forces involved