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.
VCR stands for Video Cassette Recorder. VCRs not only record video on a VHS cassette, they also play back the recording. The VCR is a necessary tool for enjoying VHS tapes of any kind. By 1986, there was a VCR in one-third of American homes.