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.
During a normal cardiac cycle. the ventricles receive 70% of the blood from the atria passively during ventricular diastole. as the ventricles fill, the pressure in them rises, the pressure in the atria falls until the pressure difference forces the AV valves to close.