One complete heart beat, during which both atria and ventricles contract and relax, is termed _____ and is marked by a succession of changes in _____ and _____. within the heart the cardiac cycle, blood volume, pressure
Pan vs. Epi(demic) Good to know: An âepidemicâ is simply a proliferation of an infectious disease beyond that normally observed. A âpandemicâ is an epidemic that spreads across regions or continents. The number of dead is not part of the definition. Indeed, a pandemic may kill no one at all. October 27, 2009
3. Another word for cyber. The difference between the second definition is that this means the session is only about roleplaying sex. It starts and finishes with the sexual elements, while the second definition is where the sexual roleplay is part of an ongoing plot. 1. A husband and wife playing patient and nurse to heat up their sex lives.