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.
Ejection Fraction: The fraction of end-diastolic volume ejected from the ventricle per beat (= stroke volume / end-diastolic volume). Normal range = 55-75%. Cardiac Output: Volume of blood ejected from the ventricle per minute (= stroke volume X heart rate).