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.
This document provides a user guide on how to use the OMR (optical mark reader) system (Opscan3) for marking multiple-choice examinations or processing a user survey. This OMR system is operated through the use of a Window-based vendor-supplied program (sfw). The OMR system supports a standard MCQ form only and a sample is shown below.