The population was 941 at the 2010 US Census. Inventory of the town, village and city archives of Vermont, no. 10, Orleans County, vol. I, town of Albany, village of Albany, can be viewed online. History of Albany, Vermont, 1806-1991, by Virginia Wharton (1991) - find this book in a library.
Series of events that constitute a complete heartbeat. Pressure in heart changes. 70% of blood enters ventricles prior to atrial contraction. 30% of the returning blood is pushed in the ventricles.
semilunar valves-ventricles contract and pump blood into arteries (all blood must be pumped)-ventricle relax-blood is still flowing into the atria and the cycle will continue--the proper function of the ventricles is more crucial than the atria because all blood must be pumped from the ventricles there is no passive flow.