This article discusses the physiology of the heart, the causes and pathophysiology of heart failure, and treatment and management options. 1  This article has been double-blind peer reviewed. 2  Figures and tables can be seen in the attached print-friendly PDF file of the complete article.
(redirected from PVR) Also found in: Dictionary, Medical, Acronyms, Wikipedia. in medicine and physiology, a method of continuous graphic recording of variations in the volume of a human or animal organ as modified by the circulation of blood.
PVC or polyvinyl chloride is an extremely popular plastic in the piping world; it is extremely rigid and is adept at resisting many chemicals. The main form of welding is though solvents and is predominantly used for applications such as sewers, drain pipes and cold water pressurised water piping.